diff --git a/src/modules/data_connection.py b/src/modules/data_connection.py
index 038dc68..faa1db7 100644
--- a/src/modules/data_connection.py
+++ b/src/modules/data_connection.py
@@ -26,20 +26,22 @@ def get_boardgame(session: Session, boardgame_id: int) -> boardgame_classes.Boar
 
 def get_multiple_boardgames(session: Session, boardgame_ids: list[int]) -> list[boardgame_classes.BoardGame]:
     
-    boardgames_in_db = db_connection.get_multiple_boardgames(session, boardgame_classes.BoardGame, boardgame_ids=boardgame_ids)
-    boardgame_expansions_in_db = db_connection.get_multiple_boardgames(session, boardgame_classes.BoardGameExpansion, boardgame_ids=boardgame_ids)
+    boardgames_in_db, boardgame_ids_missing = db_connection.get_multiple_boardgames(session, boardgame_classes.BoardGame, boardgame_ids=boardgame_ids)
+    boardgame_expansions_in_db, boardgame_expansion_ids_missing = db_connection.get_multiple_boardgames(session, boardgame_classes.BoardGameExpansion, boardgame_ids=boardgame_ids)
 
     boardgames_in_db += boardgame_expansions_in_db
+    boardgame_ids_missing += boardgame_expansion_ids_missing
 
-    to_return_boardgames = []
+    if len(boardgame_ids_missing) != 0:
+        missing_boardgames = bgg_connection.get_multiple_boardgames(boardgame_ids_missing)
+        db_connection.add_multiple_boardgames(session, missing_boardgames)
 
-    if len(boardgames_in_db) != 0:
-        to_return_boardgames = boardgames_in_db
-    else:
-        to_return_boardgames = bgg_connection.get_multiple_boardgames(boardgame_ids)
-        db_connection.add_multiple_boardgames(session, to_return_boardgames)
+        boardgames_in_db, boardgame_ids_missing = db_connection.get_multiple_boardgames(session, boardgame_classes.BoardGame, boardgame_ids=boardgame_ids)
+        boardgame_expansions_in_db, boardgame_expansion_ids_missing = db_connection.get_multiple_boardgames(session, boardgame_classes.BoardGameExpansion, boardgame_ids=boardgame_ids)
 
-    return to_return_boardgames
+        boardgames_in_db += boardgame_expansions_in_db
+
+    return boardgames_in_db
 
 
 
diff --git a/src/modules/db_connection.py b/src/modules/db_connection.py
index df7e235..3048dcb 100644
--- a/src/modules/db_connection.py
+++ b/src/modules/db_connection.py
@@ -63,15 +63,22 @@ def get_boardgame(session: Session, boardgame_id: int) -> Union[
 
     return boardgame
    
-def get_multiple_boardgames(session: Session, boardgame_type: SQLModel, boardgame_ids: list[int]) -> Union[
-    list[boardgame_classes.BoardGame], list[boardgame_classes.BoardGameExpansion]]:
+def get_multiple_boardgames(session: Session, boardgame_type: SQLModel, boardgame_ids: list[int]) -> tuple[Union[
+    list[boardgame_classes.BoardGame], list[boardgame_classes.BoardGameExpansion]], list[int]]:
         
-        statement = select(boardgame_type).where(boardgame_type.id.in_(boardgame_ids))
-        results = session.exec(statement)
+        missing_boardgame_ids = []
+        to_return_boardgames = []
 
-        boardgames = results.all()
 
-        return boardgames
+        for boardgame_id in boardgame_ids:
+            statement = select(boardgame_type).where(boardgame_type.id == boardgame_id)
+            results = session.exec(statement).all()
+            if len(results) == 0:
+                missing_boardgame_ids.append(boardgame_id)
+            else:
+                to_return_boardgames.append(results[0])
+
+        return to_return_boardgames, missing_boardgame_ids
 
 def get_all_boardgames(session: Session, boardgame_type: SQLModel) -> Union[
     list[boardgame_classes.BoardGame], list[boardgame_classes.BoardGameExpansion],