WCW NITRO
Playstation

Unlock Single Set of Wrestlers:
Press R2, L2, R1, L1, L1, R1, L2, R2, Select at the options screen. Then, highlight a wrestler at the character selection screen and press L1, R1, L2, R2, L1, R1, L2, R2, Select. All three hidden wrestlers related to that wrestler will be unlocked. 

Unlock All Wrestlers:
Press R1, R1, R1, R1, L1, L1, L1, L1, R2, R2, R2, R2, L2, L2, L2, L2. Select at the character selection screen. A sound will confirm correct code entry. All forty-eight bonus wrestlers will be available for selection. 

Ring Select:
Press R1, R2, R1, R2, Select at the options screen. A sound will confirm correct code entry. Press Select to display the next ring in the series. 

More Rings:
Press L1, L2, R1, R2, L1, L2, R1, R2, Select at the options screen. The Graveyard, Spaceship, Circus, Hive, Turbo, Wunderland, Boudoir, Hall of mirrors, Reck Room, Psychodelic, Disco, Jungle, 1984, Quark, and Texas rings will now be selectable.

Hidden Rants:
Highlight any wrestler at the character selection screen. Press Circle to hear his comments.

YMCA Dance:
Select the Disco ring, and press L2. This also may be used to help win a match. Throw your opponent out of the ring and press L2 when he stands until time runs out. 

Swelling Heads:
Press L1, L1, L1, L1, L1, L1, L1, L2, Select at the options screen. A sound will confirm correct code entry. The heads of each wrestler will swell with each hit. 

Big Head Mode:
Press R1, R1, R1, R1, R1, R1, R1, R2, Select at the options screen. A sound will confirm correct code entry. 

Big Heads, Hands, and Feet:
Press R2, R2, R2, R2, R2, R2, R2, R1, Select at the options screen. A sound will confirm correct code entry. 

Special Ending:
Complete the game with one of the programmers for a special ending followed by FMV sequences for all the characters.

Interference:
Press Select during a match. Another wrestler will appear and interfere with the match.

Game Shark Codes: