Super Mario 2 1998 (unl) Genesis
SHAA-BJWJ
Mario falls slower when jumping or going off ledges. Makes him easier to control.
SHAA-BEWJ
Mario falls much slower when jumping or going off ledges. Makes him easier to control.
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Super Mario 2 1998 (unl) Genesis
SHAA-BJWJ
Mario falls slower when jumping or going off ledges. Makes him easier to control.
SHAA-BEWJ
Mario falls much slower when jumping or going off ledges. Makes him easier to control.
Super Mario 2 1998 (unl) Genesis
SG9T-B01J
Jump higher.
Super Mario 2 1998 (unl) Genesis
AHHA-AACT
While you're big Mario, you'll be invincible against enemies
Super Mario 2 1998 (unl) Genesis
AJTT-AA6E +
SE2A-ANFR +
AE2A-AAFT
Level select. Press Down at any time to warp to the next level. If you get stuck in a loop, make sure you press Down in the coin room instead of exiting. This code will also cause warp tubes to take you to different locations.
Super Mario 2 1998 (unl) Genesis
AE6A-AAA6
Start as Big Mario after you lose a life
AE6A-AAA6 +
AE6A-AAAY
Start as Fire Mario after you lose a life
Super Mario 2 1998 (unl) Genesis
AA9T-AA26
Invincibility
Super Mario 2 1998 (unl) Genesis
RZDT-A608
Fixes Lakitu bug in 4-1 and 6-1. Normally, Lakitu drops so many spiny eggs on you that it causes the game to crash. This code fixes that.
Animaniacs (Genesis)
ALZT-CABA +
90ZT-D92J +
YCZT-DE3C +
NCZT-C5AL
Walk faster.
ALZT-CABA +
90ZT-D92J
Walk much faster.
93WA-D99J +
AKWA-CAGC
Push crates twice as fast.
93WT-D93G +
AKWT-CAC6
Pull crates twice as fast.
CWRA-CAA8 +
RWRA-D7BN
Wacko does his hammer attack much faster when on the ground.
Animaniacs (Genesis)
AWTT-CA5W
Walk off ledges without falling ("Walk on Air"). Only works when Dot is in the lead. You will drop down as soon as you stop moving.
Vixen 357 (J)
ALAT-AA4Y
Master code. Gets rid of the blank/red screen.
GTHA-CA3R +
REHT-A6TE
Character level cheat. Press and hold B with the square cursor anywhere on the map and a level cheat will appear. You can adjust it from 1 to 9 then press A or C to save. This will effect your characters stats (HR, ER, etc).
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NOTE: Codes were made and tested with the V 1.2 English patch from RHDN, but will also work on the Japanese version.
Vixen 357 (J)
2TAT-EWFA
Mack Ryan and Harry Gibson start a new game with 2500 HP (instead of 1150). Code must be activated at the beginning of a new game.
GJAT-EAFG
Mack Ryan and Harry Gibson start a new game with a much greater "Move" stat. They can move across the entire map. Code must be activated at the beginning of a new game.
A guy from Brazil requested this. Worked on real hardware.
Flashback (Genesis)
These codes will allow you to play a USA cartridge on a Brazilian Mega Drive. The game checks twice for the correct region, so you must use all 3 codes (2 region codes and a master code). The codes were tested on a Brazilian Mega Drive, but should work on a European Mega Drive as well.
HAWA-AA4W +
AJWA-AA9L
Lets you play the USA cartridge on a Brazilian Mega Drive. Should also work on a European Mega Drive.
AANA-AA9J
Master code (this gets rid of the blank/red screen).
Marble Madness (J) (Genesis/MD)
RF4A-A60J
Infinite time
Fatal Smarties (Genesis) (homebrew)
AJMT-AA3Y
Invincibility against enemy projectiles.
C2FA-AA4C
Invincibility against touching enemies.
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Using both codes will give you complete invincibility.
Fantasia (Genesis)
CEWT-BJXE +
CAWT-BJV4
Walk/accelerate faster. Also improves jumping.
YAVA-AAD8
Longer invincibility after getting hit (about 2 seconds).