Cheat Menu:
Highlight CONTINUE on the options screen and hold RUN + BLOCK until Outstanding is spoken. New options now available

Play as Meat:
Complete the game with all 16 characters in Group Mode. After completing that feat pick a character and begin play to use that characters moves but play as meat

Play as Goro:
Select 'Hidden' button Go up three spaces and across left to Shinnok's icon and then press run and block together. This can only be done in one player mode
 

Change Outfits:
To change players clothes, go to the character you want and hold start and press any other button twice. But on the girls you must rotate it three times.
 

Play as Noob Saibot:
Finish the game as Reiko. In the character select screen in Arcade select hidden. Then press up,up,left(you will be on Reiko) And press Run+Block at the same time. you will play as Noob Saibot. Can also be done in two player mode.
Info submitted by Jibran Tariq on Sunday, March 14, 1999 at 02:05:32
Report bad codes to badcodes@cheatplanet.com

Cheats Screen:
In the practice screen go up to difficulty and hold LK and BLK and then you will be able to access a cheat screen which has the options: endings off/on, Fatetalitys off/on and more!
 

Kool Kombat Kodes:
Enter one of the following codes to activate the corresponding effect.

What it Does Kombat Kode
Free weapon 111-111
Throwing disabled 100-100
Start with weapons drawn 444-444
No background music 666-666
Last hit causes loser to explode 050-050
Random weapons 222-222
Start with energy slightly above "Danger" level 123-123
Weapons drop all over the stage 555-555
No rain on the Wind World stage 060-060
Both players never drop weapons 002-002
Rains blood at the "Wind World" stage 020-020
No maximum damage limit for combos 010-010
No throws and maximum damage combo limit 110-110
Play at "Goro's Lair" stage 011-011
Play at "The Well" stage 022-022
Play at "The Elder Gods" stage 033-033
Play at "The Tomb" stage 044-044
Play at "Wind World" stage 055-055
Play at "Reptile's Lair" stage 066-066
Play at "Shaolin Temple" stage 101-101
Play at "Living Forest" stage 202-202
Play at "The Prison" stage 303-303
Unlimited Run meter 001-001
Play at "Ice Pit" stage 313-313
Big head mode 321-321