diff --git a/Data/Sys/ApprovedInis.json b/Data/Sys/ApprovedInis.json
index 2132bd62fe..c8e942b364 100644
--- a/Data/Sys/ApprovedInis.json
+++ b/Data/Sys/ApprovedInis.json
@@ -160,6 +160,10 @@
     "title": "Gladius",
     "3D0894616C9A7FA5ED91C1D2F461BF14DF47ECEC": "Fix freeze in opening cutscene"
   },
+  "GMSE01": {
+    "title": "Super Mario Sunshine",
+    "BD718F961DBA5372B1D0257D454D535746C453A0": "Widescreen"
+  },
   "GNHE5d": {
     "title": "NHL HITZ 2002",
     "89393A24E2336841AA4CD0AD3BE1C9A66B89E9EF": "Nop Hack"
diff --git a/Data/Sys/GameSettings/GMSE01.ini b/Data/Sys/GameSettings/GMSE01.ini
index 32eb737097..3b2dc268e2 100644
--- a/Data/Sys/GameSettings/GMSE01.ini
+++ b/Data/Sys/GameSettings/GMSE01.ini
@@ -175,3 +175,6 @@ C2363138 00000009
 7C631670 54A5F0BE
 7C630194 7C630214
 60000000 00000000
+
+[Gecko_RetroAchievements_Verified]
+$Widescreen
diff --git a/Source/Core/Core/AchievementManager.cpp b/Source/Core/Core/AchievementManager.cpp
index c724476ad7..a40f4aaeb5 100644
--- a/Source/Core/Core/AchievementManager.cpp
+++ b/Source/Core/Core/AchievementManager.cpp
@@ -16,6 +16,7 @@
 #include "Common/Assert.h"
 #include "Common/BitUtils.h"
 #include "Common/CommonPaths.h"
+#include "Common/Config/Config.h"
 #include "Common/FileUtil.h"
 #include "Common/IOFile.h"
 #include "Common/Image.h"
@@ -23,10 +24,12 @@
 #include "Common/ScopeGuard.h"
 #include "Common/Version.h"
 #include "Common/WorkQueueThread.h"
+#include "Core/ActionReplay.h"
 #include "Core/Config/AchievementSettings.h"
 #include "Core/Config/FreeLookSettings.h"
 #include "Core/Config/MainSettings.h"
 #include "Core/Core.h"
+#include "Core/GeckoCode.h"
 #include "Core/HW/Memmap.h"
 #include "Core/HW/VideoInterface.h"
 #include "Core/PatchEngine.h"
@@ -64,6 +67,7 @@ void AchievementManager::Init()
                              [](const char* message, const rc_client_t* client) {
                                INFO_LOG_FMT(ACHIEVEMENTS, "{}", message);
                              });
+    Config::AddConfigChangedCallback([this] { SetHardcoreMode(); });
     SetHardcoreMode();
     m_queue.Reset("AchievementManagerQueue", [](const std::function<void()>& func) { func(); });
     m_image_queue.Reset("AchievementManagerImageQueue",
@@ -368,7 +372,6 @@ void AchievementManager::SetHardcoreMode()
     if (Config::Get(Config::MAIN_EMULATION_SPEED) < 1.0f)
       Config::SetBaseOrCurrent(Config::MAIN_EMULATION_SPEED, 1.0f);
     Config::SetBaseOrCurrent(Config::FREE_LOOK_ENABLED, false);
-    Config::SetBaseOrCurrent(Config::MAIN_ENABLE_CHEATS, false);
   }
 }
 
@@ -382,10 +385,11 @@ bool AchievementManager::IsHardcoreModeActive() const
   return rc_client_is_processing_required(m_client);
 }
 
-void AchievementManager::FilterApprovedPatches(std::vector<PatchEngine::Patch>& patches,
-                                               const std::string& game_ini_id) const
+template <typename T>
+void AchievementManager::FilterApprovedIni(std::vector<T>& codes,
+                                           const std::string& game_ini_id) const
 {
-  if (patches.empty())
+  if (codes.empty())
   {
     // There's nothing to verify, so let's save ourselves some work
     return;
@@ -396,46 +400,120 @@ void AchievementManager::FilterApprovedPatches(std::vector<PatchEngine::Patch>&
   if (!IsHardcoreModeActive())
     return;
 
+  // Approved codes list failed to hash
+  if (!m_ini_root->is<picojson::value::object>())
+  {
+    codes.clear();
+    return;
+  }
+
+  for (auto& code : codes)
+  {
+    if (code.enabled && !CheckApprovedCode(code, game_ini_id))
+      code.enabled = false;
+  }
+}
+
+template <typename T>
+bool AchievementManager::CheckApprovedCode(const T& code, const std::string& game_ini_id) const
+{
+  if (!IsHardcoreModeActive())
+    return true;
+
+  // Approved codes list failed to hash
+  if (!m_ini_root->is<picojson::value::object>())
+    return false;
+
   const bool known_id = m_ini_root->contains(game_ini_id);
 
-  auto patch_itr = patches.begin();
-  while (patch_itr != patches.end())
+  INFO_LOG_FMT(ACHIEVEMENTS, "Verifying code {}", code.name);
+
+  bool verified = false;
+
+  if (known_id)
   {
-    INFO_LOG_FMT(ACHIEVEMENTS, "Verifying patch {}", patch_itr->name);
+    auto digest = GetCodeHash(code);
 
-    bool verified = false;
-
-    if (known_id)
-    {
-      auto context = Common::SHA1::CreateContext();
-      context->Update(Common::BitCastToArray<u8>(static_cast<u64>(patch_itr->entries.size())));
-      for (const auto& entry : patch_itr->entries)
-      {
-        context->Update(Common::BitCastToArray<u8>(entry.type));
-        context->Update(Common::BitCastToArray<u8>(entry.address));
-        context->Update(Common::BitCastToArray<u8>(entry.value));
-        context->Update(Common::BitCastToArray<u8>(entry.comparand));
-        context->Update(Common::BitCastToArray<u8>(entry.conditional));
-      }
-      auto digest = context->Finish();
-
-      verified = m_ini_root->get(game_ini_id).contains(Common::SHA1::DigestToString(digest));
-    }
-
-    if (!verified)
-    {
-      patch_itr = patches.erase(patch_itr);
-      OSD::AddMessage(
-          fmt::format("Failed to verify patch {} from file {}.", patch_itr->name, game_ini_id),
-          OSD::Duration::VERY_LONG, OSD::Color::RED);
-      OSD::AddMessage("Disable hardcore mode to enable this patch.", OSD::Duration::VERY_LONG,
-                      OSD::Color::RED);
-    }
-    else
-    {
-      patch_itr++;
-    }
+    verified = m_ini_root->get(game_ini_id).contains(Common::SHA1::DigestToString(digest));
   }
+
+  if (!verified)
+  {
+    OSD::AddMessage(fmt::format("Failed to verify code {} from file {}.", code.name, game_ini_id),
+                    OSD::Duration::VERY_LONG, OSD::Color::RED);
+    OSD::AddMessage("Disable hardcore mode to enable this code.", OSD::Duration::VERY_LONG,
+                    OSD::Color::RED);
+  }
+  return verified;
+}
+
+Common::SHA1::Digest AchievementManager::GetCodeHash(const PatchEngine::Patch& patch) const
+{
+  auto context = Common::SHA1::CreateContext();
+  context->Update(Common::BitCastToArray<u8>(static_cast<u64>(patch.entries.size())));
+  for (const auto& entry : patch.entries)
+  {
+    context->Update(Common::BitCastToArray<u8>(entry.type));
+    context->Update(Common::BitCastToArray<u8>(entry.address));
+    context->Update(Common::BitCastToArray<u8>(entry.value));
+    context->Update(Common::BitCastToArray<u8>(entry.comparand));
+    context->Update(Common::BitCastToArray<u8>(entry.conditional));
+  }
+  return context->Finish();
+}
+
+Common::SHA1::Digest AchievementManager::GetCodeHash(const Gecko::GeckoCode& code) const
+{
+  auto context = Common::SHA1::CreateContext();
+  context->Update(Common::BitCastToArray<u8>(static_cast<u64>(code.codes.size())));
+  for (const auto& entry : code.codes)
+  {
+    context->Update(Common::BitCastToArray<u8>(entry.address));
+    context->Update(Common::BitCastToArray<u8>(entry.data));
+  }
+  return context->Finish();
+}
+
+Common::SHA1::Digest AchievementManager::GetCodeHash(const ActionReplay::ARCode& code) const
+{
+  auto context = Common::SHA1::CreateContext();
+  context->Update(Common::BitCastToArray<u8>(static_cast<u64>(code.ops.size())));
+  for (const auto& entry : code.ops)
+  {
+    context->Update(Common::BitCastToArray<u8>(entry.cmd_addr));
+    context->Update(Common::BitCastToArray<u8>(entry.value));
+  }
+  return context->Finish();
+}
+
+void AchievementManager::FilterApprovedPatches(std::vector<PatchEngine::Patch>& patches,
+                                               const std::string& game_ini_id) const
+{
+  FilterApprovedIni(patches, game_ini_id);
+}
+
+void AchievementManager::FilterApprovedGeckoCodes(std::vector<Gecko::GeckoCode>& codes,
+                                                  const std::string& game_ini_id) const
+{
+  FilterApprovedIni(codes, game_ini_id);
+}
+
+void AchievementManager::FilterApprovedARCodes(std::vector<ActionReplay::ARCode>& codes,
+                                               const std::string& game_ini_id) const
+{
+  FilterApprovedIni(codes, game_ini_id);
+}
+
+bool AchievementManager::CheckApprovedGeckoCode(const Gecko::GeckoCode& code,
+                                                const std::string& game_ini_id) const
+{
+  return CheckApprovedCode(code, game_ini_id);
+}
+
+bool AchievementManager::CheckApprovedARCode(const ActionReplay::ARCode& code,
+                                             const std::string& game_ini_id) const
+{
+  return CheckApprovedCode(code, game_ini_id);
 }
 
 void AchievementManager::SetSpectatorMode()
diff --git a/Source/Core/Core/AchievementManager.h b/Source/Core/Core/AchievementManager.h
index 174b4abce1..9de18f1711 100644
--- a/Source/Core/Core/AchievementManager.h
+++ b/Source/Core/Core/AchievementManager.h
@@ -45,6 +45,16 @@ namespace PatchEngine
 struct Patch;
 }  // namespace PatchEngine
 
+namespace Gecko
+{
+class GeckoCode;
+}  // namespace Gecko
+
+namespace ActionReplay
+{
+struct ARCode;
+}  // namespace ActionReplay
+
 class AchievementManager
 {
 public:
@@ -70,8 +80,8 @@ public:
   static constexpr std::string_view BLUE = "#0B71C1";
   static constexpr std::string_view APPROVED_LIST_FILENAME = "ApprovedInis.json";
   static const inline Common::SHA1::Digest APPROVED_LIST_HASH = {
-      0xCC, 0xB4, 0x05, 0x2D, 0x2B, 0xEE, 0xF4, 0x06, 0x4A, 0xC9,
-      0x57, 0x5D, 0xA9, 0xE9, 0xDE, 0xB7, 0x98, 0xF8, 0x1A, 0x6D};
+      0xA4, 0x98, 0x59, 0x23, 0x10, 0x56, 0x45, 0x30, 0xA9, 0xC5,
+      0x68, 0x5A, 0xB6, 0x47, 0x67, 0xF8, 0xF0, 0x7D, 0x1D, 0x14};
 
   struct LeaderboardEntry
   {
@@ -125,8 +135,16 @@ public:
   void SetHardcoreMode();
   bool IsHardcoreModeActive() const;
   void SetGameIniId(const std::string& game_ini_id) { m_game_ini_id = game_ini_id; }
+
   void FilterApprovedPatches(std::vector<PatchEngine::Patch>& patches,
                              const std::string& game_ini_id) const;
+  void FilterApprovedGeckoCodes(std::vector<Gecko::GeckoCode>& codes,
+                                const std::string& game_ini_id) const;
+  void FilterApprovedARCodes(std::vector<ActionReplay::ARCode>& codes,
+                             const std::string& game_ini_id) const;
+  bool CheckApprovedGeckoCode(const Gecko::GeckoCode& code, const std::string& game_ini_id) const;
+  bool CheckApprovedARCode(const ActionReplay::ARCode& code, const std::string& game_ini_id) const;
+
   void SetSpectatorMode();
   std::string_view GetPlayerDisplayName() const;
   u32 GetPlayerScore() const;
@@ -181,6 +199,14 @@ private:
                                   void* userdata);
   void DisplayWelcomeMessage();
 
+  template <typename T>
+  void FilterApprovedIni(std::vector<T>& codes, const std::string& game_ini_id) const;
+  template <typename T>
+  bool CheckApprovedCode(const T& code, const std::string& game_ini_id) const;
+  Common::SHA1::Digest GetCodeHash(const PatchEngine::Patch& patch) const;
+  Common::SHA1::Digest GetCodeHash(const Gecko::GeckoCode& code) const;
+  Common::SHA1::Digest GetCodeHash(const ActionReplay::ARCode& code) const;
+
   static void LeaderboardEntriesCallback(int result, const char* error_message,
                                          rc_client_leaderboard_entry_list_t* list,
                                          rc_client_t* client, void* userdata);
@@ -265,6 +291,18 @@ public:
 
   constexpr bool IsHardcoreModeActive() { return false; }
 
+  constexpr bool CheckApprovedGeckoCode(const Gecko::GeckoCode& code,
+                                        const std::string& game_ini_id)
+  {
+    return true;
+  };
+
+  constexpr bool CheckApprovedARCode(const ActionReplay::ARCode& code,
+                                     const std::string& game_ini_id)
+  {
+    return true;
+  };
+
   constexpr void LoadGame(const std::string&, const DiscIO::Volume*) {}
 
   constexpr void SetBackgroundExecutionAllowed(bool allowed) {}
diff --git a/Source/Core/Core/ActionReplay.cpp b/Source/Core/Core/ActionReplay.cpp
index 3052f06dec..d3171cdd25 100644
--- a/Source/Core/Core/ActionReplay.cpp
+++ b/Source/Core/Core/ActionReplay.cpp
@@ -39,6 +39,7 @@
 #include "Common/MsgHandler.h"
 
 #include "Core/ARDecrypt.h"
+#include "Core/AchievementManager.h"
 #include "Core/CheatCodes.h"
 #include "Core/Config/MainSettings.h"
 #include "Core/PowerPC/MMU.h"
@@ -112,7 +113,7 @@ struct ARAddr
 
 // ----------------------
 // AR Remote Functions
-void ApplyCodes(std::span<const ARCode> codes)
+void ApplyCodes(std::span<const ARCode> codes, const std::string& game_id)
 {
   if (!Config::AreCheatsEnabled())
     return;
@@ -121,7 +122,10 @@ void ApplyCodes(std::span<const ARCode> codes)
   s_disable_logging = false;
   s_active_codes.clear();
   std::copy_if(codes.begin(), codes.end(), std::back_inserter(s_active_codes),
-               [](const ARCode& code) { return code.enabled; });
+               [&game_id](const ARCode& code) {
+                 return code.enabled &&
+                        AchievementManager::GetInstance().CheckApprovedARCode(code, game_id);
+               });
   s_active_codes.shrink_to_fit();
 }
 
@@ -169,9 +173,10 @@ void AddCode(ARCode code)
   }
 }
 
-void LoadAndApplyCodes(const Common::IniFile& global_ini, const Common::IniFile& local_ini)
+void LoadAndApplyCodes(const Common::IniFile& global_ini, const Common::IniFile& local_ini,
+                       const std::string& game_id)
 {
-  ApplyCodes(LoadCodes(global_ini, local_ini));
+  ApplyCodes(LoadCodes(global_ini, local_ini), game_id);
 }
 
 // Parses the Action Replay section of a game ini file.
diff --git a/Source/Core/Core/ActionReplay.h b/Source/Core/Core/ActionReplay.h
index ee2cb8b485..1cfbb0a1fe 100644
--- a/Source/Core/Core/ActionReplay.h
+++ b/Source/Core/Core/ActionReplay.h
@@ -45,12 +45,13 @@ struct ARCode
 
 void RunAllActive(const Core::CPUThreadGuard& cpu_guard);
 
-void ApplyCodes(std::span<const ARCode> codes);
+void ApplyCodes(std::span<const ARCode> codes, const std::string& game_id);
 void SetSyncedCodesAsActive();
 void UpdateSyncedCodes(std::span<const ARCode> codes);
 std::vector<ARCode> ApplyAndReturnCodes(std::span<const ARCode> codes);
 void AddCode(ARCode new_code);
-void LoadAndApplyCodes(const Common::IniFile& global_ini, const Common::IniFile& local_ini);
+void LoadAndApplyCodes(const Common::IniFile& global_ini, const Common::IniFile& local_ini,
+                       const std::string& game_id);
 
 std::vector<ARCode> LoadCodes(const Common::IniFile& global_ini, const Common::IniFile& local_ini);
 void SaveCodes(Common::IniFile* local_ini, std::span<const ARCode> codes);
diff --git a/Source/Core/Core/Config/MainSettings.cpp b/Source/Core/Core/Config/MainSettings.cpp
index c9cd0333a9..0442347fdd 100644
--- a/Source/Core/Core/Config/MainSettings.cpp
+++ b/Source/Core/Core/Config/MainSettings.cpp
@@ -751,8 +751,7 @@ bool IsDefaultGCIFolderPathConfigured(ExpansionInterface::Slot slot)
 
 bool AreCheatsEnabled()
 {
-  return Config::Get(::Config::MAIN_ENABLE_CHEATS) &&
-         !AchievementManager::GetInstance().IsHardcoreModeActive();
+  return Config::Get(::Config::MAIN_ENABLE_CHEATS);
 }
 
 bool IsDebuggingEnabled()
diff --git a/Source/Core/Core/ConfigLoaders/NetPlayConfigLoader.cpp b/Source/Core/Core/ConfigLoaders/NetPlayConfigLoader.cpp
index 75b1bda454..5f772fd0e3 100644
--- a/Source/Core/Core/ConfigLoaders/NetPlayConfigLoader.cpp
+++ b/Source/Core/Core/ConfigLoaders/NetPlayConfigLoader.cpp
@@ -11,6 +11,7 @@
 #include "Common/Config/Config.h"
 #include "Common/FileUtil.h"
 
+#include "Core/Config/AchievementSettings.h"
 #include "Core/Config/GraphicsSettings.h"
 #include "Core/Config/MainSettings.h"
 #include "Core/Config/SYSCONFSettings.h"
@@ -33,6 +34,9 @@ public:
     layer->Set(Config::MAIN_CPU_THREAD, m_settings.cpu_thread);
     layer->Set(Config::MAIN_CPU_CORE, m_settings.cpu_core);
     layer->Set(Config::MAIN_ENABLE_CHEATS, m_settings.enable_cheats);
+#ifdef USE_RETRO_ACHIEVEMENTS
+    layer->Set(Config::RA_HARDCORE_ENABLED, m_settings.enable_hardcore);
+#endif  // USE_RETRO_ACHIEVEMENTS
     layer->Set(Config::MAIN_GC_LANGUAGE, m_settings.selected_language);
     layer->Set(Config::MAIN_OVERRIDE_REGION_SETTINGS, m_settings.override_region_settings);
     layer->Set(Config::MAIN_DSP_HLE, m_settings.dsp_hle);
diff --git a/Source/Core/Core/GeckoCode.cpp b/Source/Core/Core/GeckoCode.cpp
index 92f389545d..0d43c5a507 100644
--- a/Source/Core/Core/GeckoCode.cpp
+++ b/Source/Core/Core/GeckoCode.cpp
@@ -15,6 +15,7 @@
 #include "Common/Config/Config.h"
 #include "Common/FileUtil.h"
 
+#include "Core/AchievementManager.h"
 #include "Core/Config/MainSettings.h"
 #include "Core/Core.h"
 #include "Core/Host.h"
@@ -49,7 +50,7 @@ static std::vector<GeckoCode> s_active_codes;
 static std::vector<GeckoCode> s_synced_codes;
 static std::mutex s_active_codes_lock;
 
-void SetActiveCodes(std::span<const GeckoCode> gcodes)
+void SetActiveCodes(std::span<const GeckoCode> gcodes, const std::string& game_id)
 {
   std::lock_guard lk(s_active_codes_lock);
 
@@ -57,8 +58,12 @@ void SetActiveCodes(std::span<const GeckoCode> gcodes)
   if (Config::AreCheatsEnabled())
   {
     s_active_codes.reserve(gcodes.size());
+
     std::copy_if(gcodes.begin(), gcodes.end(), std::back_inserter(s_active_codes),
-                 [](const GeckoCode& code) { return code.enabled; });
+                 [&game_id](const GeckoCode& code) {
+                   return code.enabled &&
+                          AchievementManager::GetInstance().CheckApprovedGeckoCode(code, game_id);
+                 });
   }
   s_active_codes.shrink_to_fit();
 
diff --git a/Source/Core/Core/GeckoCode.h b/Source/Core/Core/GeckoCode.h
index 3600d1b9ba..2931ed3641 100644
--- a/Source/Core/Core/GeckoCode.h
+++ b/Source/Core/Core/GeckoCode.h
@@ -60,7 +60,7 @@ constexpr u32 HLE_TRAMPOLINE_ADDRESS = INSTALLER_END_ADDRESS - 4;
 // preserve the emulation performance.
 constexpr u32 MAGIC_GAMEID = 0xD01F1BAD;
 
-void SetActiveCodes(std::span<const GeckoCode> gcodes);
+void SetActiveCodes(std::span<const GeckoCode> gcodes, const std::string& game_id);
 void SetSyncedCodesAsActive();
 void UpdateSyncedCodes(std::span<const GeckoCode> gcodes);
 std::vector<GeckoCode> SetAndReturnActiveCodes(std::span<const GeckoCode> gcodes);
diff --git a/Source/Core/Core/NetPlayClient.cpp b/Source/Core/Core/NetPlayClient.cpp
index 43701c75ef..82c594dff6 100644
--- a/Source/Core/Core/NetPlayClient.cpp
+++ b/Source/Core/Core/NetPlayClient.cpp
@@ -848,6 +848,7 @@ void NetPlayClient::OnStartGame(sf::Packet& packet)
     packet >> m_net_settings.cpu_thread;
     packet >> m_net_settings.cpu_core;
     packet >> m_net_settings.enable_cheats;
+    packet >> m_net_settings.enable_hardcore;
     packet >> m_net_settings.selected_language;
     packet >> m_net_settings.override_region_settings;
     packet >> m_net_settings.dsp_enable_jit;
diff --git a/Source/Core/Core/NetPlayProto.h b/Source/Core/Core/NetPlayProto.h
index a20aee39ce..86f54d458d 100644
--- a/Source/Core/Core/NetPlayProto.h
+++ b/Source/Core/Core/NetPlayProto.h
@@ -35,6 +35,7 @@ struct NetSettings
   bool cpu_thread = false;
   PowerPC::CPUCore cpu_core{};
   bool enable_cheats = false;
+  bool enable_hardcore = false;
   int selected_language = 0;
   bool override_region_settings = false;
   bool dsp_hle = false;
diff --git a/Source/Core/Core/NetPlayServer.cpp b/Source/Core/Core/NetPlayServer.cpp
index 0044ce903e..ae88ba3d82 100644
--- a/Source/Core/Core/NetPlayServer.cpp
+++ b/Source/Core/Core/NetPlayServer.cpp
@@ -31,6 +31,7 @@
 #include "Common/UPnP.h"
 #include "Common/Version.h"
 
+#include "Core/AchievementManager.h"
 #include "Core/ActionReplay.h"
 #include "Core/Boot/Boot.h"
 #include "Core/Config/GraphicsSettings.h"
@@ -1358,6 +1359,7 @@ bool NetPlayServer::SetupNetSettings()
   settings.cpu_thread = Config::Get(Config::MAIN_CPU_THREAD);
   settings.cpu_core = Config::Get(Config::MAIN_CPU_CORE);
   settings.enable_cheats = Config::AreCheatsEnabled();
+  settings.enable_hardcore = AchievementManager::GetInstance().IsHardcoreModeActive();
   settings.selected_language = Config::Get(Config::MAIN_GC_LANGUAGE);
   settings.override_region_settings = Config::Get(Config::MAIN_OVERRIDE_REGION_SETTINGS);
   settings.dsp_hle = Config::Get(Config::MAIN_DSP_HLE);
@@ -1586,6 +1588,7 @@ bool NetPlayServer::StartGame()
   spac << m_settings.cpu_thread;
   spac << m_settings.cpu_core;
   spac << m_settings.enable_cheats;
+  spac << m_settings.enable_hardcore;
   spac << m_settings.selected_language;
   spac << m_settings.override_region_settings;
   spac << m_settings.dsp_enable_jit;
@@ -2067,13 +2070,18 @@ bool NetPlayServer::SyncCodes()
   }
   // Sync Gecko Codes
   {
+    std::vector<Gecko::GeckoCode> codes = Gecko::LoadCodes(globalIni, localIni);
+
+#ifdef USE_RETRO_ACHIEVEMENTS
+    AchievementManager::GetInstance().FilterApprovedGeckoCodes(codes, game_id);
+#endif  // USE_RETRO_ACHIEVEMENTS
+
     // Create a Gecko Code Vector with just the active codes
-    std::vector<Gecko::GeckoCode> s_active_codes =
-        Gecko::SetAndReturnActiveCodes(Gecko::LoadCodes(globalIni, localIni));
+    std::vector<Gecko::GeckoCode> active_codes = Gecko::SetAndReturnActiveCodes(codes);
 
     // Determine Codelist Size
     u16 codelines = 0;
-    for (const Gecko::GeckoCode& active_code : s_active_codes)
+    for (const Gecko::GeckoCode& active_code : active_codes)
     {
       INFO_LOG_FMT(NETPLAY, "Indexing {}", active_code.name);
       for (const Gecko::GeckoCode::Code& code : active_code.codes)
@@ -2101,7 +2109,7 @@ bool NetPlayServer::SyncCodes()
       pac << MessageID::SyncCodes;
       pac << SyncCodeID::GeckoData;
       // Iterate through the active code vector and send each codeline
-      for (const Gecko::GeckoCode& active_code : s_active_codes)
+      for (const Gecko::GeckoCode& active_code : active_codes)
       {
         INFO_LOG_FMT(NETPLAY, "Sending {}", active_code.name);
         for (const Gecko::GeckoCode::Code& code : active_code.codes)
@@ -2117,13 +2125,16 @@ bool NetPlayServer::SyncCodes()
 
   // Sync AR Codes
   {
+    std::vector<ActionReplay::ARCode> codes = ActionReplay::LoadCodes(globalIni, localIni);
+#ifdef USE_RETRO_ACHIEVEMENTS
+    AchievementManager::GetInstance().FilterApprovedARCodes(codes, game_id);
+#endif  // USE_RETRO_ACHIEVEMENTS
     // Create an AR Code Vector with just the active codes
-    std::vector<ActionReplay::ARCode> s_active_codes =
-        ActionReplay::ApplyAndReturnCodes(ActionReplay::LoadCodes(globalIni, localIni));
+    std::vector<ActionReplay::ARCode> active_codes = ActionReplay::ApplyAndReturnCodes(codes);
 
     // Determine Codelist Size
     u16 codelines = 0;
-    for (const ActionReplay::ARCode& active_code : s_active_codes)
+    for (const ActionReplay::ARCode& active_code : active_codes)
     {
       INFO_LOG_FMT(NETPLAY, "Indexing {}", active_code.name);
       for (const ActionReplay::AREntry& op : active_code.ops)
@@ -2151,7 +2162,7 @@ bool NetPlayServer::SyncCodes()
       pac << MessageID::SyncCodes;
       pac << SyncCodeID::ARData;
       // Iterate through the active code vector and send each codeline
-      for (const ActionReplay::ARCode& active_code : s_active_codes)
+      for (const ActionReplay::ARCode& active_code : active_codes)
       {
         INFO_LOG_FMT(NETPLAY, "Sending {}", active_code.name);
         for (const ActionReplay::AREntry& op : active_code.ops)
diff --git a/Source/Core/Core/PatchEngine.cpp b/Source/Core/Core/PatchEngine.cpp
index 9880977710..e350f1e063 100644
--- a/Source/Core/Core/PatchEngine.cpp
+++ b/Source/Core/Core/PatchEngine.cpp
@@ -197,8 +197,8 @@ void LoadPatches()
   }
   else
   {
-    Gecko::SetActiveCodes(Gecko::LoadCodes(globalIni, localIni));
-    ActionReplay::LoadAndApplyCodes(globalIni, localIni);
+    Gecko::SetActiveCodes(Gecko::LoadCodes(globalIni, localIni), sconfig.GetGameID());
+    ActionReplay::LoadAndApplyCodes(globalIni, localIni, sconfig.GetGameID());
   }
 }
 
@@ -245,9 +245,6 @@ static void ApplyPatches(const Core::CPUThreadGuard& guard, const std::vector<Pa
 static void ApplyMemoryPatches(const Core::CPUThreadGuard& guard,
                                std::span<const std::size_t> memory_patch_indices)
 {
-  if (AchievementManager::GetInstance().IsHardcoreModeActive())
-    return;
-
   std::lock_guard lock(s_on_frame_memory_mutex);
   for (std::size_t index : memory_patch_indices)
   {
@@ -335,7 +332,7 @@ bool ApplyFramePatches(Core::System& system)
 void Shutdown()
 {
   s_on_frame.clear();
-  ActionReplay::ApplyCodes({});
+  ActionReplay::ApplyCodes({}, "");
   Gecko::Shutdown();
 }
 
diff --git a/Source/Core/DolphinQt/Achievements/AchievementSettingsWidget.cpp b/Source/Core/DolphinQt/Achievements/AchievementSettingsWidget.cpp
index 93b9f35af3..75152c09ff 100644
--- a/Source/Core/DolphinQt/Achievements/AchievementSettingsWidget.cpp
+++ b/Source/Core/DolphinQt/Achievements/AchievementSettingsWidget.cpp
@@ -329,7 +329,6 @@ void AchievementSettingsWidget::ToggleProgress()
 
 void AchievementSettingsWidget::UpdateHardcoreMode()
 {
-  AchievementManager::GetInstance().SetHardcoreMode();
   if (Config::Get(Config::RA_HARDCORE_ENABLED))
   {
     Settings::Instance().SetDebugModeEnabled(false);
diff --git a/Source/Core/DolphinQt/Config/ARCodeWidget.cpp b/Source/Core/DolphinQt/Config/ARCodeWidget.cpp
index e7d44b8fe6..5089e98806 100644
--- a/Source/Core/DolphinQt/Config/ARCodeWidget.cpp
+++ b/Source/Core/DolphinQt/Config/ARCodeWidget.cpp
@@ -115,7 +115,7 @@ void ARCodeWidget::OnItemChanged(QListWidgetItem* item)
   m_ar_codes[m_code_list->row(item)].enabled = (item->checkState() == Qt::Checked);
 
   if (!m_restart_required)
-    ActionReplay::ApplyCodes(m_ar_codes);
+    ActionReplay::ApplyCodes(m_ar_codes, m_game_id);
 
   UpdateList();
   SaveCodes();
diff --git a/Source/Core/DolphinQt/Config/GeckoCodeWidget.cpp b/Source/Core/DolphinQt/Config/GeckoCodeWidget.cpp
index 3d2bd020e4..97a93051f5 100644
--- a/Source/Core/DolphinQt/Config/GeckoCodeWidget.cpp
+++ b/Source/Core/DolphinQt/Config/GeckoCodeWidget.cpp
@@ -202,7 +202,7 @@ void GeckoCodeWidget::OnItemChanged(QListWidgetItem* item)
   m_gecko_codes[index].enabled = (item->checkState() == Qt::Checked);
 
   if (!m_restart_required)
-    Gecko::SetActiveCodes(m_gecko_codes);
+    Gecko::SetActiveCodes(m_gecko_codes, m_game_id);
 
   SaveCodes();
 }
diff --git a/Source/Core/DolphinQt/Config/HardcoreWarningWidget.cpp b/Source/Core/DolphinQt/Config/HardcoreWarningWidget.cpp
index eabec9a46e..257a43c366 100644
--- a/Source/Core/DolphinQt/Config/HardcoreWarningWidget.cpp
+++ b/Source/Core/DolphinQt/Config/HardcoreWarningWidget.cpp
@@ -35,7 +35,7 @@ void HardcoreWarningWidget::CreateWidgets()
   auto* icon = new QLabel;
   icon->setPixmap(warning_icon);
 
-  m_text = new QLabel(tr("This feature is disabled in hardcore mode."));
+  m_text = new QLabel(tr("Only approved codes will be applied in hardcore mode."));
   m_settings_button = new QPushButton(tr("Achievement Settings"));
 
   auto* layout = new QHBoxLayout;
diff --git a/Source/Core/DolphinQt/Settings/GeneralPane.cpp b/Source/Core/DolphinQt/Settings/GeneralPane.cpp
index 06715ceb65..0ab3b263a2 100644
--- a/Source/Core/DolphinQt/Settings/GeneralPane.cpp
+++ b/Source/Core/DolphinQt/Settings/GeneralPane.cpp
@@ -88,10 +88,9 @@ void GeneralPane::CreateLayout()
 void GeneralPane::OnEmulationStateChanged(Core::State state)
 {
   const bool running = state != Core::State::Uninitialized;
-  const bool hardcore = AchievementManager::GetInstance().IsHardcoreModeActive();
 
   m_checkbox_dualcore->setEnabled(!running);
-  m_checkbox_cheats->setEnabled(!running && !hardcore);
+  m_checkbox_cheats->setEnabled(!running);
   m_checkbox_override_region_settings->setEnabled(!running);
 #ifdef USE_DISCORD_PRESENCE
   m_checkbox_discord_presence->setEnabled(!running);
diff --git a/Source/UnitTests/Core/PatchAllowlistTest.cpp b/Source/UnitTests/Core/PatchAllowlistTest.cpp
index 779b49791f..2c5bbf6361 100644
--- a/Source/UnitTests/Core/PatchAllowlistTest.cpp
+++ b/Source/UnitTests/Core/PatchAllowlistTest.cpp
@@ -18,7 +18,10 @@
 #include "Common/IOFile.h"
 #include "Common/IniFile.h"
 #include "Common/JsonUtil.h"
+#include "Core/ActionReplay.h"
 #include "Core/CheatCodes.h"
+#include "Core/GeckoCode.h"
+#include "Core/GeckoCodeConfig.h"
 #include "Core/PatchEngine.h"
 
 struct GameHashes
@@ -27,6 +30,11 @@ struct GameHashes
   std::map<std::string /*hash*/, std::string /*patch name*/> hashes;
 };
 
+using AllowList = std::map<std::string /*ID*/, GameHashes>;
+
+void CheckHash(const std::string& game_id, GameHashes* game_hashes, const std::string& hash,
+               const std::string& patch_name);
+
 TEST(PatchAllowlist, VerifyHashes)
 {
   // Load allowlist
@@ -42,9 +50,9 @@ TEST(PatchAllowlist, VerifyHashes)
   const auto& list_filepath = fmt::format("{}{}{}", sys_directory, DIR_SEP, APPROVED_LIST_FILENAME);
   ASSERT_TRUE(JsonFromFile(list_filepath, &json_tree, &error))
       << "Failed to open file at " << list_filepath;
-  // Parse allowlist - Map<game id, Map<hash, name>
+  // Parse allowlist - Map<game id, Map<hash, name>>
   ASSERT_TRUE(json_tree.is<picojson::object>());
-  std::map<std::string /*ID*/, GameHashes> allow_list;
+  AllowList allow_list;
   for (const auto& entry : json_tree.get<picojson::object>())
   {
     ASSERT_TRUE(entry.second.is<picojson::object>());
@@ -69,12 +77,23 @@ TEST(PatchAllowlist, VerifyHashes)
     std::string game_id = file.virtualName.substr(0, file.virtualName.find_first_of('.'));
     std::vector<PatchEngine::Patch> patches;
     PatchEngine::LoadPatchSection("OnFrame", &patches, ini_file, Common::IniFile());
+    std::vector<Gecko::GeckoCode> geckos = Gecko::LoadCodes(Common::IniFile(), ini_file);
+    std::vector<ActionReplay::ARCode> action_replays =
+        ActionReplay::LoadCodes(Common::IniFile(), ini_file);
     // Filter patches for RetroAchievements approved
     ReadEnabledOrDisabled<PatchEngine::Patch>(ini_file, "OnFrame", false, &patches);
     ReadEnabledOrDisabled<PatchEngine::Patch>(ini_file, "Patches_RetroAchievements_Verified", true,
                                               &patches);
+    ReadEnabledOrDisabled<Gecko::GeckoCode>(ini_file, "Gecko", false, &geckos);
+    ReadEnabledOrDisabled<Gecko::GeckoCode>(ini_file, "Gecko_Enabled", false, &geckos);
+    ReadEnabledOrDisabled<Gecko::GeckoCode>(ini_file, "Gecko_RetroAchievements_Verified", true,
+                                            &geckos);
+    ReadEnabledOrDisabled<ActionReplay::ARCode>(ini_file, "ActionReplay", false, &action_replays);
+    ReadEnabledOrDisabled<ActionReplay::ARCode>(ini_file, "AR_RetroAchievements_Verified", true,
+                                                &action_replays);
     // Get game section from allow list
     auto game_itr = allow_list.find(game_id);
+    bool itr_end = (game_itr == allow_list.end());
     // Iterate over approved patches
     for (const auto& patch : patches)
     {
@@ -92,38 +111,51 @@ TEST(PatchAllowlist, VerifyHashes)
         context->Update(Common::BitCastToArray<u8>(entry.conditional));
       }
       auto digest = context->Finish();
-      std::string hash = Common::SHA1::DigestToString(digest);
-      // Check patch in list
-      if (game_itr == allow_list.end())
-      {
-        // Report: no patches in game found in list
-        ADD_FAILURE() << "Approved hash missing from list." << std::endl
-                      << "Game ID: " << game_id << std::endl
-                      << "Patch: \"" << hash << "\" : \"" << patch.name << "\"";
+      CheckHash(game_id, itr_end ? nullptr : &game_itr->second,
+                Common::SHA1::DigestToString(digest), patch.name);
+    }
+    // Iterate over approved geckos
+    for (const auto& code : geckos)
+    {
+      if (!code.enabled)
         continue;
-      }
-      auto hash_itr = game_itr->second.hashes.find(hash);
-      if (hash_itr == game_itr->second.hashes.end())
+      // Hash patch
+      auto context = Common::SHA1::CreateContext();
+      context->Update(Common::BitCastToArray<u8>(static_cast<u64>(code.codes.size())));
+      for (const auto& entry : code.codes)
       {
-        // Report: patch not found in list
-        ADD_FAILURE() << "Approved hash missing from list." << std::endl
-                      << "Game ID: " << game_id << ":" << game_itr->second.game_title << std::endl
-                      << "Patch: \"" << hash << "\" : \"" << patch.name << "\"";
+        context->Update(Common::BitCastToArray<u8>(entry.address));
+        context->Update(Common::BitCastToArray<u8>(entry.data));
       }
-      else
+      auto digest = context->Finish();
+      CheckHash(game_id, itr_end ? nullptr : &game_itr->second,
+                Common::SHA1::DigestToString(digest), code.name);
+    }
+    // Iterate over approved AR codes
+    for (const auto& code : action_replays)
+    {
+      if (!code.enabled)
+        continue;
+      // Hash patch
+      auto context = Common::SHA1::CreateContext();
+      context->Update(Common::BitCastToArray<u8>(static_cast<u64>(code.ops.size())));
+      for (const auto& entry : code.ops)
       {
-        // Remove patch from map if found
-        game_itr->second.hashes.erase(hash_itr);
+        context->Update(Common::BitCastToArray<u8>(entry.cmd_addr));
+        context->Update(Common::BitCastToArray<u8>(entry.value));
       }
+      auto digest = context->Finish();
+      CheckHash(game_id, itr_end ? nullptr : &game_itr->second,
+                Common::SHA1::DigestToString(digest), code.name);
     }
     // Report missing patches in map
-    if (game_itr == allow_list.end())
+    if (itr_end)
       continue;
     for (auto& remaining_hashes : game_itr->second.hashes)
     {
       ADD_FAILURE() << "Hash in list not approved in ini." << std::endl
                     << "Game ID: " << game_id << ":" << game_itr->second.game_title << std::endl
-                    << "Patch: " << remaining_hashes.second << ":" << remaining_hashes.first;
+                    << "Code: " << remaining_hashes.second << ":" << remaining_hashes.first;
     }
     //    Remove section from map
     allow_list.erase(game_itr);
@@ -136,3 +168,30 @@ TEST(PatchAllowlist, VerifyHashes)
                   << remaining_games.second.game_title;
   }
 }
+
+void CheckHash(const std::string& game_id, GameHashes* game_hashes, const std::string& hash,
+               const std::string& patch_name)
+{
+  // Check patch in list
+  if (game_hashes == nullptr)
+  {
+    // Report: no patches in game found in list
+    ADD_FAILURE() << "Approved hash missing from list." << std::endl
+                  << "Game ID: " << game_id << std::endl
+                  << "Code: \"" << hash << "\": \"" << patch_name << "\"";
+    return;
+  }
+  auto hash_itr = game_hashes->hashes.find(hash);
+  if (hash_itr == game_hashes->hashes.end())
+  {
+    // Report: patch not found in list
+    ADD_FAILURE() << "Approved hash missing from list." << std::endl
+                  << "Game ID: " << game_id << ":" << game_hashes->game_title << std::endl
+                  << "Code: \"" << hash << "\": \"" << patch_name << "\"";
+  }
+  else
+  {
+    // Remove patch from map if found
+    game_hashes->hashes.erase(hash_itr);
+  }
+}