diff --git a/soh/soh/Enhancements/game-interactor/GameInteractor_HookTable.h b/soh/soh/Enhancements/game-interactor/GameInteractor_HookTable.h
index 6066c906c..c0c3672da 100644
--- a/soh/soh/Enhancements/game-interactor/GameInteractor_HookTable.h
+++ b/soh/soh/Enhancements/game-interactor/GameInteractor_HookTable.h
@@ -71,4 +71,5 @@ DEFINE_HOOK(OnAssetAltChange, ());
 DEFINE_HOOK(OnKaleidoUpdate, ());
 
 DEFINE_HOOK(OnRandomizerItemGivenHooks, (uint32_t rc));
-DEFINE_HOOK(OnArchipelagoItemRecieved, (uint32_t rc));
+DEFINE_HOOK(OnArchipelagoItemRecieved, (uint32_t rg));
+DEFINE_HOOK(OnRandomizerExternalCheck, (uint32_t rc));
diff --git a/soh/soh/Enhancements/game-interactor/GameInteractor_Hooks.cpp b/soh/soh/Enhancements/game-interactor/GameInteractor_Hooks.cpp
index c1bc5e17d..393df5b2c 100644
--- a/soh/soh/Enhancements/game-interactor/GameInteractor_Hooks.cpp
+++ b/soh/soh/Enhancements/game-interactor/GameInteractor_Hooks.cpp
@@ -309,6 +309,10 @@ void GameInteractor_ExecuteOnRandomizerItemGivenHooks(uint32_t rc) {
 }
 
 // MARK: Archipelago
-void GameInteractor_ExecuteOnArchipelagoItemRecieved(uint32_t rc) {
-    GameInteractor::Instance->ExecuteHooks<GameInteractor::OnArchipelagoItemRecieved>(rc);
+void GameInteractor_ExecuteOnArchipelagoItemRecieved(uint32_t rg) {
+    GameInteractor::Instance->ExecuteHooks<GameInteractor::OnArchipelagoItemRecieved>(rg);
+}
+
+void GameInteractor_ExecuteOnRandomizerExternalCheck(uint32_t rc) {
+    GameInteractor::Instance->ExecuteHooks<GameInteractor::OnRandomizerExternalCheck>(rc);
 }
diff --git a/soh/soh/Enhancements/game-interactor/GameInteractor_Hooks.h b/soh/soh/Enhancements/game-interactor/GameInteractor_Hooks.h
index 8a1f13608..da276455a 100644
--- a/soh/soh/Enhancements/game-interactor/GameInteractor_Hooks.h
+++ b/soh/soh/Enhancements/game-interactor/GameInteractor_Hooks.h
@@ -85,7 +85,8 @@ void GameInteractor_ExecuteOnKaleidoUpdate();
 void GameInteractor_ExecuteOnRandomizerItemGivenHooks(uint32_t rc);
 
 // Mark: - Archipelago
-void GameInteractor_ExecuteOnArchipelagoItemRecieved(uint32_t rc);
+void GameInteractor_ExecuteOnArchipelagoItemRecieved(uint32_t rg);
+void GameInteractor_ExecuteOnRandomizerExternalCheck(uint32_t rc);
 
 #ifdef __cplusplus
 }
diff --git a/soh/soh/Enhancements/randomizer/hook_handlers.cpp b/soh/soh/Enhancements/randomizer/hook_handlers.cpp
index a9b209b7b..f21a59312 100644
--- a/soh/soh/Enhancements/randomizer/hook_handlers.cpp
+++ b/soh/soh/Enhancements/randomizer/hook_handlers.cpp
@@ -286,6 +286,10 @@ void RandomizerOnSceneFlagSetHandler(int16_t sceneNum, int16_t flagType, int16_t
     randomizerQueuedChecks.push(rc);
 }
 
+void RandomizerOnExternalCheckHandler(uint32_t randomizerCheck) {
+    randomizerQueuedChecks.push(static_cast<RandomizerCheck>(randomizerCheck));
+}
+
 static Vec3f spawnPos = { 0.0f, -999.0f, 0.0f };
 
 void RandomizerOnPlayerUpdateForRCQueueHandler() {
@@ -2525,9 +2529,8 @@ void RandomizerRegisterHooks() {
         onCuccoOrChickenHatchHook = GameInteractor::Instance->RegisterGameHook<GameInteractor::OnCuccoOrChickenHatch>(
             RandomizerOnCuccoOrChickenHatch);
         
-        // TODO Implement propeerly when we can read what kind of game we're playing from the save file
-
         COND_HOOK(GameInteractor::OnArchipelagoItemRecieved, IS_ARCHIPELAGO, ArchipelagoOnRecieveItem);
+        COND_HOOK(GameInteractor::OnRandomizerExternalCheck, IS_ARCHIPELAGO, RandomizerOnExternalCheckHandler)
 
         if (RAND_GET_OPTION(RSK_FISHSANITY) != RO_FISHSANITY_OFF) {
             OTRGlobals::Instance->gRandoContext->GetFishsanity()->InitializeFromSave();
diff --git a/soh/soh/Network/Archipelago/Archipelago.cpp b/soh/soh/Network/Archipelago/Archipelago.cpp
index 7f52b5a13..a33ea6a99 100644
--- a/soh/soh/Network/Archipelago/Archipelago.cpp
+++ b/soh/soh/Network/Archipelago/Archipelago.cpp
@@ -109,7 +109,9 @@ bool ArchipelagoClient::StartClient() {
     });    // todo maybe move these functions to a lambda, since they don't have to be static anymore
 
     apClient->set_location_checked_handler([&](const std::list<int64_t> locations) {
-        // todo implement me
+        for(const int64_t apLoc : locations) {
+            QueueExternalCheck(apLoc);
+        }
     });
 
     return true;
@@ -171,10 +173,16 @@ void ArchipelagoClient::SynchSentLocations() {
 void ArchipelagoClient::SynchRecievedLocations() {
     // Open checks that have been found previously but went unsaved
     for(const int64_t apLoc : apClient->get_checked_locations()) {
-        // TODO call location checked function to open any unopened checks.
+        QueueExternalCheck(apLoc);
     }
 }
 
+void ArchipelagoClient::QueueExternalCheck(const int64_t apLocation) {
+    const std::string checkName = apClient->get_location_name(apLocation, AP_Client_consts::AP_GAME_NAME);
+    const uint32_t RC = static_cast<uint32_t>(Rando::StaticData::locationNameToEnum[checkName]);
+    GameInteractor_ExecuteOnRandomizerExternalCheck(RC);
+}
+
 bool ArchipelagoClient::IsConnected() {
     return apClient->get_state() == APClient::State::SLOT_CONNECTED;
 }
diff --git a/soh/soh/Network/Archipelago/Archipelago.h b/soh/soh/Network/Archipelago/Archipelago.h
index e077125e7..9b517f6a2 100644
--- a/soh/soh/Network/Archipelago/Archipelago.h
+++ b/soh/soh/Network/Archipelago/Archipelago.h
@@ -49,6 +49,7 @@ class ArchipelagoClient{
 
         void OnItemReceived(const ApItem apItem);
         void QueueItem(const ApItem item);
+        void QueueExternalCheck(int64_t apLocation);
 
         void SendGameWon();