SECRET CITY: Genesis Codes
AFTER BURNER II
Press Left, Left, Left, B, B, B, C, C, C, and Start at the title screen.
Combine the Chaser weapon and Lightning weapon to create a cool and very powerful homing laser weapon.
Press and hold A then press Start during the intro and title screen. When you go to the menu screen select 0 instead of 5 and then start the game and you should now have 99 lives.
Here's the Genesis blood code: ABACABB at opening code screen.
Liu Kang fatality:
Spinning double kick
can be done from any distance
360 degree spin (can use the Block to stop from jumping)
Johnny Cage fatality:
Uppercut the head off there body
Forward, Forward, Forward, and High Punch
Rip out the heart
Back, Back, and Low Punch
Lightning destroys head
Forward, Back, Back, Back, and High Punch
Stand about sweeping distance
hold Block then press Up, Up
Pull out the head and spine
Forward, Down, Forward, and High Punch
Kiss of death
Forward, Forward, Back, Back, and Block
PAC MAN 2: the New Adventures
Pac Man password: PCMNORG
Pac Man Jr. password: PCJRDPW
At the bonus stages, kill all 50 ninjas and you'll earn three lives. This should be easier if you stay to the left and keep shooting.
SONIC THE HEDGEHOG 3
On the Sonic zooming 3D intro QUICKLY press Up, Up, Down, Down, Up, Up, Up, Up. A small chime will sound if it worked.
SPLATTER HOUSE 2
Level 2: EDK NAI ZOL LDL
Level 3: IDO GEM IAL LDL
Level 4: ADE XOE ZOL OME
Level 5: EFH VEI RAG ORD
Level 6: ADE NAI WRA LKA
Level 7: EFH XOE IAL LDL
Level 8: EDK VEI IAL LDL
SPLATTER HOUSE 3
Level 2: REISOR
Level 3: ETLBUD
Level 4: TEKROH
Level 5: ELPOEB
Level 6: LILITH
Level X: GOFMTS
The REVENGE OF SHINOBI
On the Option screen change the shuriken numbers to 00 and wait for about a minute and it should change to a infinity symbol <><> and when you start the game you'll have unlimited throwing knives.
On Stage 4-2, there is a 2up hidden right under the first conveyer belt, just use your air multi-knife strike. Even though you have to die to get the 2up, this is still a great way to earn some extra lives.
Pause your current game and press Up, Down, Right, Left, and Hold down the A button then unpause to increase your main weapon.
Pause your current game and press Up, Down, Right, Left, and Hold down the B button then unpause to increase your bombs.
Repeat these codes whenever you like.