Rocket Knight – XBox 360

Rocket Knight - Platform: XBox 360

All skins:
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At the "Press Start" screen, press Up(2), Down(2), Left, Right, Left,
Right, B, A(2) to unlock all skins at the "Unlockables" menu. If you
entered the code correctly, you will hear a sound.


Bonus skins:
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Successfully complete the indicated task to unlock the corresponding skin:

Axel Gear: Successfully complete Arcade mode on the Hard
difficulty, using the secret damage move on every Boss.
Gold Sparkster: Successfully complete Gold Sparkster mode. 


Secret damage moves:
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Damage the following Bosses with the indicated technique. If done
correctly, you will hear a sound. Defeat the boss, and the next level
will then be in Hard mode.

Axel Gear: Have him get hit by the tracking purple ball attack
that he uses.
Wolf King: Wait for him to stand on top of a breakable floor
block. Hit him until laughs, then drill attack the floor so he falls.
Wolf Robot: Reflect his dynamite back at his face.