Bomberman Land Touch 2 - Nintendo DS
Special title screen:
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If you get the yellow key and save beauty bomber instead of the blue
bomber girl you will unlock a special mode that allows you to unlock the
rest of the cards for the treasure chest (to get the treasure chest beat
star bomber's high score in attraction mode) you will notice that there
will be 7 cards missing. You get the last 7 cards by beating the special
mode up to stage 25. Then it will tell you, that you have unlocked the
special title screen.
Treasure chest:
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Finish the Star Bomber's high score in Attraction mode.