NBA Jam Tournament Edition (Game Gear)
CheatingDome.com
Better Interception
On the tonight's Matchup Screen enter L, L, L, L, 1(one), R.
Better Offense
On the tonight's Matchup Screen enter 1, 2, U, 1, 2, U, D.
Display Shot Percentage
On the tonight's Matchup Screen enter U, U, D, D, 2.
Fire
On the tonight's Matchup Screen enter D, R, R, 2, 1(one), L.
Goaltenders Mode
On the tonight's Matchup Screen enter R, U, D, R, D, U.
Max Power
On the tonight's Matchup Screen enter R, R, L, R, 2, 2, R.
Play As Hugo the Hornet
Got to the enter your initials screen and enter your initials as one of the following H, 2, G, Start, O, 1.
Power Up Dunk
On the tonight's Matchup Screen enter L, R, 1, 2, 2, 1.
Power up threes
On the tonight's Matchup Screen enter U, D, L, R, L, D, U.
Unlimited Turbo
On the tonight's Matchup Screen enter 2, 2, 2, 1, D, D, U, L.