Hit the Ice
Books: GAME BOY Secret Codes - Secret Codes 2003 - Game Boy Games Secrets
00A-54E-E6E Infinite timer
02A-54E-E6E Faster timer
002-97D-3BA Infinite super shots
012-99D-C42 Only 1 super shot allowed
052-99D-C42 5 super shots allowed
0A2-99D-C42 10 super shots allowed
011-F6B-F7E 1-minute periods--vs. mode
021-F6B-F7E 2-minute periods--vs. mode
0A1-F6B-F7E 10-minute periods--vs. mode
1004-39B-E6E Neither team can score
For the last three codes, you get 20 seconds for the first shot, then
the code takes effect
0A1-97E-6EA 10 seconds in short race
0F1-97E-6EA 15 seconds in short race
051-97E-6EA 5 seconds in short race