GOZSXX – Invincibility from Everything including Lava.

Princess Toadstool as an enemy, Koopa on 1-1, Squids on land, etc.

PIGPOG – This is a really great Game Genie code that results in all sorts of fun and random errors, but the graphics remain clear and normal.

If you have any experience with the always stay big code, you will know that it does NOT work until you get a Super Mushroom.

SZLIVO – Mario or Luigi will start out small.

LUGLUG – Mushrooms and stars tug around.

PKAOZP – Permanent Starman!! But sometimes you die after beating a level on a flag pole.

KAAEPO – You can jump on top of koopas multiple times and get extra lives!.

SIKAEP – Super crazy level and you can jump high.

LUILUI – Instead of getting mushrooms you get Starman power food.

LEAPYE – A flooded castle infested by koopas.

PEAPYE – Night time coin swim, very crazy!.

You keep warping through levels and negative levels until the game freezes up.

KILLLU – Once you get big and jump, you are warped to the next level.

SUEISA – Enemies are power-ups when touched.

SIPPNG – Weird underwater castle-like levels.

GIIIVY – Walk through pipes/blocks/walls.

ZGGAEP – Double Mario all enemies are half of Bowser.

GTTTTL – Water version of World 4-4 (World 0-1).

SSASSA – Enemies die when you touch them.

OZTLLX + AATLGZ + SZLIVO – Always stay Super/Fiery Mario.

YAZUYG – “Moon gravity” from running only.

YAZUIG – “Moon gravity” from a walking start.

YAZULG – “Moon gravity” from a standing start.APZLGG – Mega-jump from a standing start only.APZLGK – Super jump from a standing start only.SXIOPO – Infinite lives for both players.VATOLE – Start player 1 with 8 lives and player 2 with 3 lives.AATOZE – Start players 1 and 2 with 9 lives.

IATOZA – Start players 1 and 2 with 6 lives.AATOZA – Start players 1 and 2 with 1 life.Awesome Game Genie Codes For The NES Version Of Super Mario Bros!

Super mario bros nes world negative 1