: Open the file with Notepad and find the line GIsSpecialPCEdition=FALSE .

If you own the standard Steam version, you can often "unlock" the Complete Edition content by editing the game files:

: Change the value to GIsSpecialPCEdition=TRUE . This typically unlocks all DLC dresses and weapons.

: A high-definition version of the original 2000 cult classic, accessible directly through the main menu.

: Includes powerful weapons like the Pepper Grinder (Octo-grinder) and Hobby Horse (Knightmare).