At the "Enter Cheats" screen press X, A, B, UP. If done correctly, "Challenge Mode" will appear at the top of the screen.
Unlock Child's Play
On the "ENTER CHEATS" screen, press X, A, B, LEFT. If done correctly, "CHILDS PLAY" will appear at the top of the screen.
Cheat Mode
Enter one of the following codes by pressing the appropriate buttons to change the icons in each position, where 0 is the basketball, 1 is the NBA Trophy, 2 is the NBA Jam logo basketball, and 3 is the NBA logo. Then press the D-pad in the indicated direction.
Effect - Code
Available by default:
Tournament mode 1-1-1-Down
Child's Play (in exhibition mode) 1-1-1-Left
Challenging Mode 1-1-1-Up
Show Shot % 1-0-0-Down
No Replays 1-0-0-Up
No Fire 1-0-0-Left
ABA Ball 0-2-0
Available after purchase:
Big Heads 2-0-0-Right
80's Filter 0-0-3-Right
Beach Ball 2-0-1-Up
Chain Nets 2-0-1-Down
Iguana Gymnasium 0-1-0 Up
Retro Celtics Arena 0-1-0 Down
Retro Lakers Arena 0-1-0 Left
Retro Bulls Arena 0-1-0 Right
Venice Beach 0-1-1 Down
Rucker Park 0-1-1 Left
Acclaim Rooftop- 0-1-1 up
No 2-Pointers 1-2-2 UP
No 3-Pointers 1-2-2 Down
No Goaltending 1 -2-2 Right
Constant Hotspots 3-1-2 Up
No Hotspots 3-1-2 Down
Super Thug Mode 3-1-2 Right
Quick Shot Clock 2-1-0 Up
No Shot Clock 2-1-0 Down
Slow Clock 2-1-0 Left
Fast Clock 2-1-0 Right
Constant Fire 3-1-3 UP
Easy Fire 3-1-3 Down
Fast Game 3-1-3 Left
Unlimited Turbo 3-1-3 Right
Powerup Team 0-0-0 UP
Powerup Team 3 Pt. 2-2-2 Up
Powerup Team Dunks 2-2-2 Down
Powerup Team Blocks 2-2-2 Left
Powerup Team Dribbles 2-2-2 Right
Powerup Team Rebounds 2-3-2 UP
Powerup Team Strength 2-3-2 Down
Powerup Team Speed 2-3-2 Left
Powerup Team Steals 2-3-2 Right
Extra Big Heads 2-0-0 up
Big Feet 2-0-0 Down
Small Heads 2-0-0 Left
Giant Team Mode 0-0-1 Up
Small Team Mode 0-0-1 Down
Pre-70s Motions 3-0-0 Up
70's Motions 3-0-0-Down
80's Motions 3-0-0-Left
Pre-70's Announcer 0-3-0 Up
70's Announcer 0-3-0 Down
80's Announcer 0-3-0-Left
90's Announcer 0-3-0 Right
Pre-70's Filter 0-0-3 Up
70's Filter 0-0-3 Left
80's Filter 0-0-3-Right
Pre-70's Stlye 3-3-3 Up
70's Style 3-3-3 Down
80's Style 3-3-3 Right
