Alternate costumes
Successfully complete the game, then start another game in special mode. Note: Only characters that survived will have an alternate costume.
Laser-sight pistol
Successfully complete the game under the normal or higher difficulty setting, then start another game in special mode. The first available gun will now be a pistol with a laser sight.
Morgenstern bat
Successfully complete the game, then start another game in special mode.
Special mode
Successfully complete the game.