33E0-4DAC Player 1 starts with 1 point
33E0-47AC Player 2 starts with 1 point
C2C9-1467 Infinite shot clock time
DF62-1B1B Lets you set shot clock option down to 1
C28B-1DA5 Player 1 has almost infinite turbo
C286-1B2B Player 2 has almost infinite turbo
DF8A-1D65 Player 1 turbo recharges quicker
0D8A-1FA5 Player 1 has twice as much turbo
DF88-1BBB Player 2 turbo recharges quicker
0D88-1C2B Player 2 has twice as much turbo
76C2-6DDF Player 1's shots worth more
76C3-DF04 Player 2's shots worth more
D0BF-11C8 Player is on fire after 2 baskets instead of 3
CB88-1565 Player 1 has no turbo--except in tournament mode
CB88-16BB Player 2 has no turbo--except in tournament mode
DDE4-0B28 + D1E4-08F8 All players are much faster--except in tournament mode
DDE4-0B28 + DBE4-08F8 All players are super fast--except in tournament mode
D1E9-DC98 Hot spots and Power ups are on in tournament mode automatically 
(don't select the Special Features Menu)
DDE5-C74C + 6DEB-CD4C All secret power-ups on for all human players
DDE5-C74C + 6DEB-CD4C + 41E5-F47D All secret power-ups except slippery floors 
on for all human players

The codes for player one and two, don't work for the computer

EEEA-1FDC + EEEA-1F0C All secret power-ups on for player 1
EEEA-1FDC Player one has: Power push, Power-up 3pts, Infinite turbo, Always 
on fire, Super dunks, Max power, power-up goal tending, and quick hands
EEEA-1F0C Player one has: Power-up offense, speed up, block oppenent to make 
both fall, teleport pass, and high shots.
DFEA-1FDC Player one has power push
D4EA-1FDC Player one has powered up 3 pointers
D0EA-1FDC Player one has infinite turbo
D6EA-1FDC Player one is always on fire
FDEA-1FDC Player one has super dunks
4DEA-1FDC Player one has max power
0DEA-1FDC Player one has powered up goal tending
6DEA-1FDC Player one has quick hands
DFEA-1F0C Player one has powered up offense
D4EA-1F0C Player one moves very quickly
D0EA-1F0C Player one knocks down both opponents by pushing one
D6EA-1F0C Player one has teleport passes
FDEA-1F0C Player one knocks down opposite opponent
4DEA-1F0C Player one has high shots
EEE1-C46C + EEE1-C4AC All secret power-ups on for player 2
EEE1-C46C Player two has: Power Block, Power-up 3pts, Infinite turbo, 
Always on fire, Super dunks, Max power, power-up goal tending, and quick hands
EEE1-C4AC Player two has: Power-up offense, speed up, block oppenent to make 
both fall, teleport pass, and high shots.
DFE1-C46C Player two has Power Block
D4E1-C46C Player two has powered up 3 pointers
D0E1-C46C Player two has infinite turbo
D6E1-C46C Player two is always on fire
FDE1-C46C Player two has super dunks
4DE1-C46C Player two has max power
0DE1-C46C Player two has powered up goal tending
6DE1-C46C Player two has quick hands
DFE1-C4AC Player two has powered up offense
D4E1-C4AC Player two moves very quickly
D0E1-C4AC Player two knocks down both opponents by pushing two
D6E1-C4AC Player two has teleport passes
FDE1-C4AC Player two knocks down opposite opponent
4DE1-C4AC Player two has high shots

The rest of the codes require you to use a Four Player Adapter
EEEF-3DDC + EEEF-3D0C All secret power-ups on for player 3
EEEF-3DDC Player three has: Power Block, Power-up 3pts, Infinite turbo, 
Always on fire, Super dunks, Max power, power-up goal tending, and quick hands
EEEF-3D0C Player three has: Power-up offense, speed up, block oppenent to 
make both fall, teleport pass, and high shots.
DFEF-3DDC Player three has Power Block
D4EF-3DDC Player three has powered up 3 pointers
D0EF-3DDC Player three has infinite turbo
D6EF-3DDC Player three is always on fire
FDEF-3DDC Player three has super dunks
4DEF-3DDC Player three has max power
0DEF-3DDC Player three has powered up goal tending
6DEF-3DDC Player three has quick hands
DFEF-3D0C Player three has powered up offense
D4EF-3D0C Player three moves very quickly
D0EF-3D0C Player three knocks down both opponents by pushing three
D6EF-3D0C Player three has teleport passes
FDEF-3D0C Player three knocks down opposite opponent
4DEF-3D0C Player three has high shots
EEE8-3F6C + EEE8-3FAC All secret power-ups on for player 4
EEE8-3F6C Player four has: Power Block, Power-up 3pts, Infinite turbo, Always 
on fire, Super dunks, Max power, power-up goal tending, and quick hands
EEE8-3FAC Player four has: Power-up offense, speed up, block oppenent to make 
both fall, teleport pass, and high shots.
DFE8-3F6C Player four has Power Block
D4E8-3F6C Player four has powered up 3 pointers
D0E8-3F6C Player four has infinite turbo
D6E8-3F6C Player four is always on fire
FDE8-3F6C Player four has super dunks
4DE8-3F6C Player four has max power
0DE8-3F6C Player four has powered up goal tending
6DE8-3F6C Player four has quick hands
DFE8-3FAC Player four has powered up offense
D4E8-3FAC Player four moves very quickly
D0E8-3FAC Player four knocks down both opponents by pushing four
D6E8-3FAC Player four has teleport passes
FDE8-3FAC Player four knocks down opposite opponent
4DE8-3FAC Player four has high shots