His real name is Maj. Jackson Briggs, leader of a top U.S. Special Forces unit. After receiving a distress signal from Lt. Sonya Blade, Jax embarks on a rescue mission. One that leads him into a ghastly world where he believes that Sonya is still alive. - Mortal Kombat II intro
Ground Pound
Hold down LOW KICK for 3 secs.
"Gotcha!" Grab
FF1
Multi-Slam
LOW PUNCH opponent to throw, then tap HIGH PUNCH a few times.
Energy Wave
FDB4
Back Breaker
BLOCK when you and opponent are near in mid-air.
* Distance: NEAR
** To successfully execute this fatality, perform the Low Punch away from the opponent. Kontinue holding down the Low Punch, close in on your opponent, press Forward Forward Forward, and only then release Low Punch.
* Distance: SWEEPING RANGE
* Distance: NEAR
After performing the Ceiling Spikes kombo, immediately follow-up by holding the DOWN button on BOTH Player 1's and Player 2's controls at the same time for a few seconds.
* Distance: NEAR
** This one is tricky. Basically, you can hold Down all the way through this kombo. After pressing High Punch once to uppercut, and BEFORE the uppercut visually kompletes on screen, in that split second of a window press the Low Punch + Low Kick together, and then let go all key presses.
*** "Oh Ma!" Special: After successfully executing fatality, let go all key presses EXCEPT DOWN. Just keep holding DOWN alone to hear Dan Forden say "Oh Ma!" while as a floating skeleton.
For Babality to work, you must NOT use a single punch during the winning round.

Hold down BLOCK, then press DDUU3.