Hit the Ice

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