Unlockables
Gallery Unlockables

In order to get 2-1 Mode, you'll have to beat the game in regular mode. Then all you have to do is conquer it again, only this time on 2-1 Mode.
Unlockable              How to Unlock
Character Gallery       Beat the game on 2-1 Mode (any difficulty with or without continuing)


Easter Eggs
Wallpaper

Place the game disc in your PC CD-ROM/DVD player for a bonus wallpaper (in various sizes).