Game Genie Codes

Super Mario Bros.

Mario is messed up when facing left

PYOYPO

Stage & Counters are messed up

SASASP

Note: This only affects the appearance, not the actual stage & counters.

Mario opposite size walking

YAGNAA

 Note1: Sometimes, when walking as big Mario, the game will slow down.

Note2: When you turn into fire Mario, you don't get Fire Mario colors.

Glitched Warp Pipes (Major)

KPKPKO

Note: You can't enter pipes that are normally enterable. Sideways pipes not affected.

Mario runs SLOWER

KILLLI

Glitched Warp Pipes (Minor)

PIGPOP

Note: Some pipes go to the bottom of the screen, while others levitate.

Items appear glitched in blocks

KKAKKA

2-Block Pipes Stretch On Forever

KPKPKP

The Land Of Powerups

PPPPPI

Stage Mods for Super Mario Bros.

YSAOPE-YEAOZA-

XXAPYA-World |-1

PXAPYA-World Y-1

SXAPYA-World -1

LXAPYE-World -1

AEAPYE-World 9-1 Warning: Freezes As You Advance

YEAPYE-World G-1

OOAPYA-World -1

ZXAPYA-World Z-1

ZXAPYE-World !-1

ZEAPYE-World B-1

ZEAPYA-World 3-1*Yawn*

VXAPYA-World -1

VXAPYE-World .-1

IEAPYA-World 6-1*Yawn*

IEAPYE-World E-1

IXAPYA-World -1

IXAPYE-World -1

TXAPYE-World -1

TXAPYA-World -1

UEAPYE-World -1

UXAPYA-World -1Warning: World -2 has instant time-up.

UXAPYE-World -1

Super Mario Bros. 2

World Modifiers

@EEPUZA$-IUEPSZAA-TEEPVZPA

@=X $=G-World 3-

@=O $=G-The Lost Pot World

Click on Mario to go to the Video Game Stuff page. Click on the block with the glitched item in it to go to our Fake Cheats.