G:Mortal Kombat II

C:No Continues|001-57F-F72|Galoob|
C:1 Continue|011-57F-F72|Galoob|
C:3 Continues|031-57F-F72|Galoob|
C:9 Continues|091-57F-F72|Galoob|
C:15 Continues|0F1-57F-F72|Galoob|
C:Infinite Continues|00D-ABF-3BE|Galoob|
C:Much Faster Timer|02C-55B-E6E|Galoob|
C:No Timer|00C-55B-E6E|Galoob|
C:Timer Starts At 30|2C3-39D-800|Galoob|
C:Timer Starts At 40|3C3-39D-800|Galoob|
C:Timer Starts At 50|4C3-39D-800|Galoob|
C:Timer Starts At 60|5C3-39D-800|Galoob|
C:Infinite Energy|009-48B-91D|Galoob|
C:Player Can't Move From Floor|006-2EB-3B7<br>000-1FA-3B7|Galoob|
C:Complete Round 1 & Go To Round 3|3E1-79E-4CA<br>031-7AE-A2A<br>E01-7BE-2A9|Galoob|Switch off at end of round to advance.
C:Complete Round 1 & Go To Round 4|3E1-79E-4CA<br>041-7AE-A2A<br>E01-7BE-2A9|Galoob|Switch off at end of round to advance.
C:Computer Can't Move From Floor|003-279-19E<br>003-249-19E|Galoob|
C:Normal Punches Do More Damage|F40-E89-2AE|Galoob|
C:Uppercuts Do Less Damage|311-009-3B9|Galoob|
C:Back Throws Do Less Damage|311-3A9-E69|Galoob|
C:Special Moves (Projectiles) Do More Damage|F41-5A9-E60|Galoob|
C:20 Second Clock|1C3-39D-800|aa4799@freenet.lorain.oberlin.edu|
C:Punches Do No Damage|000-E89-2AE|aa4799@freenet.lorain.oberlin.edu|
C:Fierce Damage|FF0-E89-2AE|aa4799@freenet.lorain.oberlin.edu|
C:Uppercuts Do No Damage|001-009-3B9|aa4799@freenet.lorain.oberlin.edu|
C:Uppercuts Do Fierce Damage|FF1-009-3B9|aa4799@freenet.lorain.oberlin.edu|
C:Back Throws Do No Damage|001-5A9-E60|aa4799@freenet.lorain.oberlin.edu|
C:Back Throws Do Fierce Damage|FF1-5A9-E60|aa4799@freenet.lorain.oberlin.edu|
C:Special Projectiles Do No Damage|001-5A9-E60|aa4799@freenet.lorain.oberlin.edu|
C:Special Projectiles Do Fierce Damage|FF1-5A9-E60|aa4799@freenet.lorain.oberlin.edu|
C:Round Modifier|XXX-7AE-A2A<br>3E1-79E-4CA<br>E01-7BE-2A9|aa4799@freenet.lorain.oberlin.edu|Replace XXX with "0*1" (2-8) to go to round 2-8 after round 1, or replace XXX with "F0F" to fight Jade forever.
C:When You Are Scorpion Everybody You Fight Will Have The Effects of Jade|300-5F9-O8C|DooM@bigfoot.com|It also takes out bugs on the Infinite Health code "009-48B-91D".
C:Morph|458-888-ABA|DooM@bigfoot.com|When you press down you morph (the Game Genie changes the down frame) try replacing the first 2 digits the code given is when you are Lui Kang you morph into Shao Kahn.
C:Jump Really High|620-02A-34C|DooM@bigfoot.com|
C:Can't Jump High|660-O2A-34C|flash@idmail.com|
C:When Scorpion Everybody You Fight Acts Like Jade|300 5F9 08C|Flash@idmail.com|
C:Switch First Two Digits And You Will Morph (The One Given Is When Lui Kang Is Shao Koun) Must Press Down|458 888 ABA|Flash@idmail.com|
C:Jump High|620 02A 34C|Flash@idmail.com|
C:Cant Jump Very High|660 02A 34C|Flash@idmail.com|
C:Longer Fatality Timer|100 23C 888|Flash@idmail.com|
C:Changes Music To Sound Cool|998 888 ABA|Flash@idmail.com|
C:Fighters Are Down, Try It It's Cool|13B CEE 6E9|Flash@idmail.com|
C:When You Do A Super Move It Locks Up|CDE FBB 1DD|Flash@idmail.com|
C:When You Uppercut Someone They Go Strait Up And Down So It's Easy To Kill Them|AB9 BAB 080|Flash@idmail.com|
C:Block Fighters|00B 11B DCB|Flash@idmail.com|
C:Earthquake Mode|099 1AB ECB|Flash@idmail.com|
C:After First Match You Will Fight The Selected Opponent Forever|XXX 7AE A2A<BR>3E1 79E 4CA<BR>E01 7BE 2A9|Flash@idmail.com|0C1     Kitana<BR>0B1     Jax<BR>091     Sub Zero<BR>FOF     Jade<BR>0A1     Mileena<BR>0E1     Reptile<BR>081     Shao Kaun<BR>071     Shang Tsung<BR>021     Liu Kang