Mortal Kombat Trilogy

Start a match and do not block during the second or third rounds. Then, finish your opponent by pressing Back, Forward, Forward + Punch.

To perform brutality for any character, press Forward(3), Down, A.

To perform a fatality for any character, stand at any distance and press Forward(3), Down + Punch.

Press B, C, B(2), D at the character selection screen.

Press D(2), C, D, B at the character selection screen. The screen will shake to confirm correct code entry.

Press Up, Left, then hold Right for approximately five seconds at the character selection screen.

Press the following at the player select screen:

Rain
Lightining: B, F, F, HP
Power Ball: D, F, P + BL

Rayden
Flying Dive: B, B, F
Electric Shock: D, F, P + BL

Kitana
Fan Throw: F, F, P + BL
Fly: D, B, P + BL
Friendship: B, F, F, P + BL

Reptile
Force ball: F, F, P + BL
Charge: B, F, F, LK

Mileena
Teleport Kick: F, F, LK
Sies: P + BL, P

Jade
Shadow Kick: D, F, LK
Throwing Stars: B, F, F, P
Stick Throw: B, F, P

Nightwolf
Hatchet uppercut: D, B, BL
Arrow: D, F, P + BL

Cyrax
Teleport: B, B, HK + LK
Ball Bombs: F, F, HK + LK

Sektor
Teleport uppercut: F, F, LK
Missile: F, D, B, P

Motaro
Special: F, F, P + BL
Tailslip: B, F, LK

Shao Khan
Hammer: D, F, Block
Shoulder Dash: D, F, P

Noob Saibot
Energy blast: LD, D, DR, R, BL

Key
B = backwards, F = forwards, U = up, D = down, P = punch, HK = high kick, LK = low kick, and BL = block.

Enable the "Question mark menu" code. Turn on the quick finish option and press one of the following buttons when your prompted to finish your opponent.

A = Brutality
B = Fatality
C = Friendship
D = Babality

Press Up, C, D, B at the options menu to display a question mark box, with quick finish, instant aggressor, and low damage options.