Greatest Heavyweights

Rounds are 1 minute

Rounds are 2 minutes

Rounds are 4 minutes

Rounds are 6 minutes

Rounds are 9 minutes

Rounds are infinitely long (must win by knockout)

Infinite rounds (must win by knockout)

Set attributes to whatever you want when creating a new boxer

Attributes aren't reduced after a fight

Pick as many training items as you want

Infinite Time

Developed For Use Only With Ntsc Genesis System

Player 2's face is missing (while boxing)

Automatically skips the "ready to Rumble" introduction

Leaves off the last letter of the name of both boxers (don't know if this can be used to rename boxers or not)

Anytime a boxer with a small build (Rocky Marciano, Joe Frazier, etc.) taunts, the ropes look glitchy (I've tried playing with this code to see if I could find a way to make the ropes invisible. I've only succeeded in getting the game to freeze.)

Play as ranked competitor modifier in Career Mode

Play as ranked competitor in Tournament Mode

Match lasts number of rounds modifier

Infinite Round Time / Minutes Modifier

Infinite Round Time / Seconds Modfier

Body modifier when starting a new career

Head modifier when starting a new career

Skin color modifier when starting a new career

Trunks color modifier when starting a new career

Hair color modifier when starting a new career

Power is well beyond maximum limits

Speed is well beyond maximum limits

Stamina is well beyond maximum limits

Fast Mode

Hit The CPU Anywhere

Player 1 Is Invincible And Can Hit Anywhere

Player 2 Is Invincible And Can Hit Anywhere

Blocks Don't Work

Infinite Power

Infinite Speed

Infinite Stamina

Regional Lockout Bypass

Regional Lockout Bypass

Can Never Be Knocked Down Or Stun When Hit

no Introduction On the Gameplay

Color code 1

Both Players Has Powerful Punches

Always Win The Fight

Only Created Boxers Fight Fast

#1 Ranking Modifier

#2 Ranking Modifier

#3 Ranking Modifier

#4 Ranking Modifier

#5 Ranking Modifier

#6 Ranking Modifier

#7 Ranking Modifier

#8 Ranking Modifier

#9 Ranking Modifier

#10 Ranking Modifier

#11 Ranking Modifier

#12 Ranking Modifier

#13 Ranking Modifier

#14 Ranking Modifier

#15 Ranking Modifier

#16 Ranking Modifier

#17 Ranking Modifier

#18 Ranking Modifier

#19 Ranking Modifier

#20 Ranking Modifier

#21 Ranking Modifier

#22 Ranking Modifier

#23 Ranking Modifier

#24 Ranking Modifier

#25 Ranking Modifier

#26 Ranking Modifier

#27 Ranking Modifier

#28 Ranking Modifier

#29 Ranking Modifier

#30 Ranking Modifier

Player 1 Head Modifier

All modes are for 2 Players

Player 2 Body Type Modifier

Max Number of Rounds Modifier in Options

Always Fight Ranked Competitor Modifier

Player 2 Head Modifier

Enables Picking All Training Items

Rounds Only Last a Few Seconds

Player 1 Never Gets Knocked Down & can take Massive Damage

Player 2 Never Gets Knocked Down & can take Massive Damage

Player 1's Health Doesn't Regenerate

Player 2's Health Doesn't Regenerate

Fight any Ranked Opponent in Career Mode

P1 Infinite Health

P2 Infinite Health

Freeze Timer

Go to Secret Cheat Menu before every Fight

Title screen background is black