Piranha

CheatMode:
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Type “kossuvissy” at the main menu to enable cheat mode.
Then, press [Left] or [Right] to select a level.
Press one of the following keys during game play.
Result       Key
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Energy     - [F1]
Money     - [F2]
Random     - [F3]
Music select - [F10] 
Drop bomb   - [F11]
Level skip   - [F12]
Level Password
———————
10   DE6782
20   896J3R
30   34UI22
40   R3894L
50   U890OH
60   9OKLMQ
70   IOP4E9
80   256QU1
90   9U380U