Here are some nice parameters for cheating the MK3.EXE file. When you are in commandline press the following parameters behind the mk3.exe file. Here is the list of working parameters:

54321 = Gives you Little Fighters.
1111 = Gives you Floating Little Guys.
8888 = Gives you Fat Fighters.
12345 = Gives you Tall Fighters.
831 = Shadow Fighters.
1995 = Predator Invisibility.
8000 = Turbo Mode.
603015 = Slow Mode.
9966 = Backwards Kombat
4862222 = Using Block does 99% damage to you.
666 = Enables Smoke#1. Not permanent. CPU Normal.
0666 = Enables Smoke#2. Not permanent. CPU Harder.
1000000 = Enables Bosses. 2 players only. Not permanent.
NOBLOOD = Disables Blood & Fatalities.
BLOOD = Enables Blood & Fatalities.
NOVIOLENCE = Disables Fatalities.
VIOLENCE = Enables Fatalities.

example: MK3.exe 1111 831 666


---------------------------------------------------------------------------
Cheat name: Mortal Kombat 3 - Moves
Submitter: Res Roma
Test Status: Not tested
Test Version: Not tested
---------------------------------------------------------------------------

Here is a list of special moves for characters that show up in Mortal
Kombat 3.

Shang Tsung
One Fireball: Back, Back, High Punch
Two Fireball: Back, Back, Forward, High Punch
Three Fireball: Back, Back, Forward, Forward, High Punch
Volcanic Eruption: Forward, Back, Back, Low Kick
Fatality 1: In Close, Hold Low Punch, Press Run, Block, Block, Block,Release Low Punch
Fatality 2: In Close, Hold Low Punch,Press Down, Forward, Forward, Down, Release Low Punch
Stage Fatality: Hold Block, Press Up, Up,Back,Low Punch
Friendship: Faraway, Low Kick,Low Kick, Run,Run,Down
Babality: Run, Run, Run,Low Kick
Animality: At Sweep Distance, Hold High Punch, Press Run,Run,Run, Release High Punch

Sub-Zero
Freeze: Down, Forward,Low Punch
Ice Statue: Down, Back, Low Punch
Ice Shower: Down, Forward, High Punch
Slide: Back+Low Punch+Block+Low Kick
Fatality 1: In Close, Block, Block, Run, Block,Run
Fatality 2: At Sweep Distance,Back,Back,Down,Back,Run
Stage Fatality: Back, Down, Forward,Forward, High Kick
Friendship: Faraway, Low Kick, Low Kick, Run,Run, Up
Babality: Down, Down, Down,Back, Back, High Kick
Animality: In Close, Hold Block, Press Forward,Up,Up

Kabal
Top Spin: Back, Forward, Low Kick
Eye Spark: Back, Back, High Punch
Ground Saw: Back, Back, Back, Run
Fatality 1: At Sweep Distance, Down, Down, Back, Forward, Block
Fatality 2: In Close, Run, Block, Block,Block,High Kick
Stage Fatality: Block, Block, Block, High Kick
Friendship: Run, Low Kick, Run, Run, Up
Babality: Run, Run, Low Kick
Animality: In Close, Hold High Punch, Press Forward,Forward, Down, Forward, Release High Punch

Sheeva
Teleport Stomp: Down, Up
Stomp: Back, Down, Back, High Kick
Fireball: Down, Forward, High Punch
Fatality 1: In Close, Forward, Down, Down, Forward, Low Punch
Fatality 2: In Close, Run, Block, Block, Block, Block
Stage Fatality: Down, Forward, Down, Forward, Low Punch
Friendship: Forward, Forward, Down, Forward, High Punch
Babality: Down, Down, Down, Back, High Kick
Animality: In Close, Run, Block, Block, Block, Block

Nightwolf
Arrow: Down, Back, Low Punch
Hatchet Uppercut: Down, Forward, High Punch
Shadow Shoulder: Forward, Forward, Low Kick
Glow: Back, Back, Back, High Kick
Fatality 1: In Close, Hold Block, Up, Up, Back, Forward, Release Block, Then Tap Block
Fatality 2: Faraway, Back, Back,Back, Down, High Punch
Stage Fatality: Run, Run, Run, Block
Friendship: Faraway, Down+ Run, Down+ Run, Down+ Run
Babality: Down, Down, Down, Back, High Kick
Animality : Forward, Forward, Down, Down

Sindel
Fireball: Forward, Forward, Low Punch
Fireball (In The Air): Down, Forward, Low Kick
Fly: Back, Back, Forward, High Kick
Scream: Forward, Forward, Forward, High Punch
Fatality 1: In Close, Run, Run, Block, Block, Then Run+ Block Simetaneously
Fatality 2: At Sweep Distance, Run, Run, Block, Run, Block
Stage Fatality: Down, Down, Down, Low Kick
Friendship: Up+ Run, Up+ Run
Babality: Run, Run, Run,Low Kick
Animality: Forward, Forward, Up, High Punch

Stryker
High Grenade: Down, Back, High Punch
Low Grenade: Down, Back, Low Punch
Baton Trip: Forward, Back, Low Punch
Baton Toss: Forward, Forward, High Kick
Fatality 1: In Close, Down, Forward, Down, Forward, Block
Fatality 2: Faraway, Forward, Forward, Forward, Forward, Low Kick
Stage Fatality: Forward, Up, Up, High Kick
Friendship: Faraway, Low Punch, Low Punch, Run, Run, Low Punch
Babality: Down, Forward, Forward, Back, High Punch
Animality: In Close, Run, Run, Run, Run, Block

Sonya
Energy Rings: Down, Forward, Low Punch
Leg Grab: Down+Low Punch+Block
Square Wave Punch: Forward, Back, High Punch
Bicicyle Kick: Back, Back, Down, High Kick
Fatality 1: Back, Forward, Down, Down, Run
Fatality 2: Faraway, Hold Block+Run , Then Press Up, Up, Back, Down Then Release Block+Run
Stage Fatality: Forward, Forward, Down, High Punch
Friendship: Back, Back, Back, Down, Run
Babality: Down, Down, Down, Forward, Low Kick
Animality: Hold Low Punch, Press Back, Forward, Down, Forward, Release Low Punch

Sektor
Teleport Uppercut: Forward, Forward, Low Kick
Dumb Missle: Forward, Forward, Low Punch
Smart Missle: Forward, Down, Back, High Punch
Fatality 1: Faraway, Forward, Forward, Forward, Back, Block
Fatality 2: At Sweep Distance, Low Punch, Run, Run, Block
Stage Fatality: Down, Down, Down, Run
Friendship: Faraway, Run, Run, Run, Down
Babality: Back, Down, Down, Down, High Kick
Animality: Forward, Forward, Down, Up

Liu Kang
High Fireball: Forward, Forward, High Punch
Low Fireball: Forward, Forward, Low Punch
Flying Kick: Forward, Forward, High Kick
Bicycle Kick: Hold Low Kick
Fatality 1: Forward, Forward, Down, Down, Low Kick
Fatality 2: Up, Up, Then Run + Block Simetaneously
Stage Fatality: Run, Block, Block, Low Kick
Friendship: Faraway, Down + Run, Down + Run, Down + Run
Babality: Down, Down, Down, High Kick
Animality: From Sweep Distance, Down, Down, Up

Kung Lao
Hat Throw: Back, Forward, Low Punch
Teleport: Down, Up
Flying Kick: (In The Air) Up, Down, High Kick
Spin: Forward, Down, Forward, Down
Fatality 1: Block + Run, Block + Run, Down
Fatality 2: At Sweep Distance, Forward, Forward, Back, Down, High Punch
Stage Fatality: Down, Down, Forward, Forward, Low Kick
Friendship: Run, Low Punch, Run, Low Kick
Babality: Down, Forward, Forward, High Punch
Animality: In Close, Run, Run, Run, Run, Block

Kano
Knife Throw: Down, Back, High Punch
Knife Uppercut: Down, Forward, High Punch
Cannon Ball: Hold Low Kick
Grab and Shake: Down, Forward, Low Punch
Fatality 1: In Close, Hold Low Punch, Press Forward, Down, Down, Forward, Release Low Punch
Fatality 2: At Sweep Distance, Low Punch, Block, Block, High Kick
Stage Fatality: Up, Up, Back, Low Kick
Friendship: Faraway, Low Kick, Low Kick, Run, Run, High Kick
Babality: Forward, Forward, Down, Low Kick
Animality: In Close, Hold High Punch, Block, Block, Block, Block, Release High Punch

Cyrax
Close Grenade: Hold Low Kick, Then Back, Back, High Kick,Then Release Low Kick
Far Grenade: Hold Low Kick, Then Forward, Forward, High Kick, Then Release Low Kick
Energy Net: Back, Back, Low Kick
Air Throw: Down, Forward, Block Then Low Punch
Fatality 1: In Close, Down, Down, Forward, Up + Run
Fatality 2: Down, Down, Down, Up, Down, High Punch
Stage Fatality: Run, Block, Run
Friendship: Faraway, Run, Run, Run, Run, Up
Babality: Forward, Forward, Back, High Punch
Animality: In Close, Hold Block, Press Up, Up, Down, Down

Jax
One Missle: Back, Forward, High Punch
Two Missles: Forward, Forward, Back, Back, High Punch
Gotcha Grab: Forward, Forward, Low Punch
Back Breaker: Block (In The Air)
Fatality 1: Faraway, Run, Block, Run, Run, Low Kick
Fatality 2: In Close, Hold Block, Press Up, Down, Forward, Up, Release Block, Then Tap Block Again
Stage Fatality: Down, Forward, Down, Low Punch
Friendship: Faraway, Low Kick, Low Kick, Run, Run, Low Kick
Babality: Down, Down, Down, Low Kick
Animality: In Close, Hold Low Punch, Press Forward, Forward, Down, Forward, Release Low Punch

Smoke
Harpoon: Back, Back, Low Punch
Teleport Uppercut: Forward, Forward, Low Kick
Invisibility: Up, Up, Run
Air Throw: Hold Block For Five Seconds Then Release Block
Fatality 1: Faraway, Up, Up, Forward, Down
Fatality 2: Hold Run+Block, Press Down, Down, Forward, Up
Stage Fatality: Forward, Forward, Down, Low Kick
Friendship: Faraway, Run, Run, Run, High Kick
Babality: Down, Down, Back, Back, High Kick
Animality: Faraway, Down, Forward, Forward, Block