, finishing the main narrative in KOF vs. DNF is the primary way to reveal hidden slots. Boss Battles:

You can pick up DNF Duel on the following official store pages:

This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later.

are added to the game via free updates [1.11]. To "unlock" them on your select screen, you simply need to ensure your game is updated to the latest version. While