Unlimited stamina:
Press R1(2), Triangle, R1(2), Triangle at the main menu.

Indestructible weapons:
Press L1, R1, L1, R1, Square(2) at the main menu.

Big women wrestlers:
Press R1(2), Triangle(2), L1(2) at the main menu.

Small wrestlers:
Press R1(2), L1(2), Square(2) at the main menu.

Alternate grunts:
Press R1, L1, R1, L1, Triangle(2) at the main menu. The normal grunts will be replaced with rude sounds.

Low gravity:
Press R1, L1(3), Square, Triangle at the main menu.

3 Count:
Hit your opponent on the head with the TV in the Media Center in Hardcore Challenge mode.

Billy Kidman:
Defeat Billy Kidman in Hardcore Challenge mode.

Bret Hart:
Win the Hardcore Gauntlet five times.

Buff Bagwell:
Defeat Buff Bagwell in Hardcore Challenge mode under the heavyweight level to unlock him.

Chris Candido:
Defeat Chris Candido in Hardcore Challenge mode.

Crowbar:
Defeat Crowbar in Hardcore Challenge mode.

Daffney:
Win the Hardcore Gauntlet three times.

Don Harris:
Defeat Don Harris in Hardcore Challenge mode.

Elizabeth:
Win a title as Lex Luger in Hardcore Challenge mode.

Eric Bischoff:
Successfully complete the Hardcore Challenge mode under the hard difficulty setting as Vince Russo.

General Rection:
Win the Hardcore Gauntlet four times.

Johnny The Bull:
Defeat Johnny The Bull in Hardcore Challenge mode.

Kanyon:
Defeat Kanyon in Hardcore Challenge mode.

Kimberly:
Successfully complete Hardcore Challenge mode under the hard difficulty setting as Diamond Dallas Page.

Kronik (Brian Adams and Bryan Clark):
Set your opponent on fire in the block in Hardcore Challenge mode.

Lance Storm:
Win the Hardcore Gauntlet.

La Parka:
Incapacitate your opponent with the steel chair in the truck area in Hardcore Challenge mode.

Lex Luger:
Defeating Lex Luger in Hardcore Challenge mode.

Lt. Loco:
Win the Hardcore Gauntlet two times.

Madusa:
Get your fight on in the ladies bathroom in Hardcore Challenge mode.

Mike Awesome:
Put an opponent through table in the secret area of the block in Hardcore Challenge mode.

Ms. Hancock:
Give a created wrestler the Nasty Hip Swivel taunt. Then, select that wrestler in the Hardcore Challenge under any difficulty setting. Do the Nasty Hip Swivel taunt at any time in the match.

Norman Smiley:
Give a created wrestler the Big Wiggle taunt. Then, select that wrestler in the Hardcore Challenge under any difficulty setting. Do the Big Wiggle taunt at any time in any match.

Scott Hall:
Successfully complete the Hardcore Challenge under the hard difficulty setting as Kevin Nash.

Shane Douglas:
Defeat Shane Douglas in Hardcore Challenge mode.

Tank Abbott:
KO your opponent in the Block.

Rey Mysterio Jr.:
Defeat Rey Mysterio Jr. in Hardcore Challenge mode under the medium difficulty setting.

Ron Harris:
Defeat Ron Harris in Hardcore Challenge mode.
Vampiro:
Light your opponent on fire in the truck area in Hardcore Challenge mode.

Vince Russo:
Earn a knockout by hitting your opponent with the briefcase in the media center or parking lot in Hardcore Challenge mode.

Alternate costumes:
To unlock any wrestlers hidden costume(s), win the Hardcore Challenge under any difficulty setting with that character.

Media Center for game play:
Win the game in Hardcore Challenge mode and get the Hardcore belt. Then, play for the U.S. Title. The Media Center will be unlocked before you complete it. Go to it and complete it for use in exhibition mode.

Parking Garage for game play:
Win both the Hardcore and U.S. Titles and go the World Heavyweight. The Parking Garage will be unlocked before you complete it. Go to it and complete it for use in Exhibition mode.

Extra creation mode attribute points:
Win the United States Heavyweight Belt as Jeff Jarrett to get two extra attribute points or win the WCW World Heavyweight Title as any character to get three extra attribute points.

Hint: Rip objects off the wall:
Press Square near the object on the wall. Here are some objects you can rip off: pay phone, mirror, toilets, sinks.

Hint: Flaming 2x4:
Go to the Truck stage and pick up the 2x4. Go to the can that is on fire near the two doors. Press L2 to turn towards it. Press X to swing the 2x4 and it should catch on fire.