C022-D4DD - Says 'game over' after every life.

BB22-D4DD - Lose every life except one when you die.

D322-D4DD - Get more lives when you die.

CB28-DF6D - Keep powerups when you fall and die.

0BCD-AF6F - At the beginning of a level you go to the Yoshi bonus stage and when you fall the level is beaten!.

CBCA-6DAD - Whenever you land hard on the ground via the cape, you die.

CBC5-6DAD - Start and select button combo makes the game pause forever.

69B7-6F07 - Start as red spazms mario (lose it when hit or die, so use Galoob's codes to keep your big etc).

C9B7-6DA7 - Mario drives without benefit of a car.

6BB7-6DA7 - Start as Mario with a strange walk, get a Mushroom for Yoshi's thank-you message.

66B7-6DA7 - Start as Sub-Zero Mario, get a Fire Flower or Mushroom to put a 1-Up Mushroom in reserve, use that or any other 1-Up Mushroom to put a Yoshi in reserve.

67B7-6DA7 - Start as hovercraft Mario, get a Fire Flower to put a magic squished dinosaur in reserve which will let you clear the round instantly if collected.

64B7-6DA7 - Start as hovercraft Mario, get a Fire Flower to put an invisibility flower in reserve, or a Mushroom to turn invincible and get a football Koopa in reserve.

6DB7-6DA7 - Start as hovercraft Mario, get a Mushroom to put a flying key in reserve.

5BB7-6DA7 - Start as hovercraft Mario, get a Mushroom to turn it into a Pirahna plant and get a giant 'Bullet Blob' in reserve.

55B7-6DA7 - Start as hovercraft Mario, get any item to put a shell-less turtle in reserve.

59B7-6DA7 - Start as hovercraft Mario, get any item to become invincible with a Bullet Bill in reserve.

47B7-6DA7 - Start as Mario- grab a Mushroom and it turns into a Pirahna plant, a star is moved into your inventory which glitches the game if used.

FDB7-6DA7 - Start as nodding Mario - grab a Mushroom to get 1-Up.

DBB7-6DA7 - Start as Sub-Zero Mario - grab a Mushroom to become invincible.

D0B7-6DA7 - Start as a red-faced Mario in need of a chiropractor.

CBB7-6D67 - Start as Mario with an extremely strange walk, get a Fire Flower to put a glitched ghost in reserve.

CBB7-6D67 - Mario drives without benefit of a car.

CBB7-6D67 - Start as Mario with a strange walk, get a Mushroom for Yoshi's thank-you message.

CBB7-6D67 - Start as Sub-Zero Mario, get a Fire Flower or Mushroom to put a 1-Up Mushroom in reserve, use that or any other 1-Up Mushroom to put a Yoshi in reserve.

CBB7-6D67 - Start as hovercraft Mario, get a Fire Flower to put a magic squished dinosaur in reserve which will let you clear the round instantly if collected.CBB7-6D67 - Start as hovercraft Mario, get a Fire Flower to put an invisibility flower in reserve, or a Mushroom to turn invincible and get a football Koopa in reserve.

CBB7-6D67 - Start as hovercraft Mario, get a Mushroom to put a flying key in reserve.CBB7-6D67 - Start as hovercraft Mario, get a Mushroom to turn it into a Pirahna Plant and get a giant 'Bullet Blob' in reserve.CBB7-6D67 - Start as hovercraft Mario, get any item to put a shelless turtle in reserve.CBB7-6D67 - Start as hovercraft Mario, get any item to become invincible with a Bullet Bill in reserve.Grab a Mushroom and it turns into a Pirahna plant, a star is moved into your inventory which glitches the game if used. 31B4-6F07 - Mario has a halo on map screen, only has one life.B1B4-6F07 - Mario has a halo on the map screen, F1 lives, and the game is over when you die once.

Bsnes super mario world