This page contains Sonic Adventure 2 Unlockables for Dreamcast called "Boss time attack mode" and has been posted or updated on Oct 5, 2006 by bodi. Let us know what you think of this Unlockable by thumbs voting.
Boss time attack mode
You have to finish either side story to see all the scenes from the side of the story that you chose or you can play the Bosses that you fought in a time attack mode. To get both the Hero and the Dark modes you have to complete both sides of the game.
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