This page contains Sonic Adventure 2 Unlockables for Playstation 3 called "How unlock All Boss Attack Mode" and has been posted or updated on Oct 24, 2012 by michigan. Let us know what you think of this Unlockable by thumbs voting.
- Developer: Sonic Team
- Publisher: Sega
- Genre: Action Platformer
- Release Date: Oct 2, 2012
- ESRB: Everyone 10+
How unlock All Boss Attack Mode
After you complete the Hero, Dark and Last Story this All Boss Attack Mode will be unlocked at your 1-Player menu. At this "All Boss Attack Mode" you can play in one run against all Hero, Dark and Last story bosses.
Back to all Cheats
Stuck on this game? Set a specific, clearly defined question and let others answer your question or view answers to previously asked questions. If you think you are an Sonic Adventure 2 expert then please try to help others with their questions.