George Foreman's KO Boxing

566D-07DD       Time goes slower
DC6D-07DD       Time speeds up
CB62-040F + 5662-046F   Time stands still
6D25-A464       Infinite super punch after getting it      
4D6C-D70D       Both players start with 1/2x energy
C228-A764 + 5728-A7A4 + 622A-AFA4 + 572A-A4D4     Damage inflicted by 
your opponent affects  him (your energy may go down slightly, too)