L1=Regular Outfit (Black tights)
L2=Alternate Outfit (Tights and 3:16 vest)
R1=Extra Outfit 1 (Jeans and 3:16 vest)
R2=Extra Outfit 2 (Jeans and 3:16 shirt) 

Ladies Night:  To create a female wrestler, complete challenge mode with Triple H or Shawn Michaels. 

No Meters:  To turn off all meters, beat the Challenge mode with the Undertaker. 

No Wimps Mode:  To get the "No Wimps Mode", which turns off all blocking, win the title with Ken Shamrock on medium or hard modes. 

Outside Interference  -  To call for a certain wrestler to run in during a match, hold all four top buttons (L1+L2+R1+R2) and press a direction + a button. Each combination of a direction and a button corresponds to each of the 16 wrestlers in the game. Note: it becomes a Handicap match with you and whoever you called in against your opponent, but no matter what happens, your opponent will win by Disqualification. Also, it can only be done in a 1-on-1 VS Match.

Here are the combinations corresponding to the person you call in: 
Button Combination - Wrestler

L1+L2+R1+R2+Up+Kick - Steve Austin
L1+L2+R1+R2+Up+Punch - Faarooq 
L1+L2+R1+R2+Up+TieUp - Mankind
L1+L2+R1+R2+Up+Block - Ahmed Johnson
L1+L2+R1+R2+Down+Kick - Ken Shamrock
L1+L2+R1+R2+Down+Punch - Kane
L1+L2+R1+R2+Down+TieUp - Thrasher
L1+L2+R1+R2+Down+Block - Mosh
L1+L2+R1+R2+Left+Kick - The British Bulldog
L1+L2+R1+R2+Left+Punch - Shawn Michaels
L1+L2+R1+R2+Left+TieUp - Bret Hart
L1+L2+R1+R2+Left+Block - Owen Hart
L1+L2+R1+R2+Right+Kick - The Rock
L1+L2+R1+R2+Right+Punch - Goldust
L1+L2+R1+R2+Right+TieUp - Triple H
L1+L2+R1+R2+Right+Block - The Undertaker

Play as Rattlesnake:  Win the WWF title in challenge mode on the medium or hard difficulty level with a user-created wrestler. Now a pumped-up shirtless Steve Austin with jeans will be selectable as a custom character.

View FMV sequences:  Enter the following code when "Press Start" appears on the opening screen. Hold L1 + L2 + R1 + R2 and press Down + X, Left + Square, Up + Triangle, Right + Circle. Release L1 + L2 + R1 + R2, then press Down + X, Left + Square, Up + Triangle, Right + Circle. Repeat the entire code again, then press L1 + L2, R1 + R2, L1 +L2 + R1 + R2. The phrase "Movie 1" will appear to confirm correct code entry. Press X to view this movie, or press Up + X to view the next FMV
sequence. 

View FMV sequences (alternate): Press Up + Triangle, Right + Circle, Down + X, Left + Square, Left + Square, Left + Square, Left + Square, R1 + L1, R2 + L2, R2 + L2 at the title screen. The phrase "Movie 1" will appear to confirm correct code entry. Press X to view this movie, or press Up + X to view the next FMV sequence. 

View unlocked cheats:  Press L1 + R1 in the elevator to list the hidden features and modes that have been successfully unlocked as described below. Note: When unlocking the cheats, do not change difficulty settings during the challenge. 

Play as Cactus and Dude feature:  Win WWF title in challenge mode with Mankind under the medium or hard difficulty level. Cactus Jack and Dude Love will now be available on the character selection screen.

Play as Trainer feature:  Enter training mode and select "Custom" followed by "Trainer" at the character selection screen.

Play as Sue feature:  Win the WWF title in challenge mode with Bret Hart or Own Hart under the medium or hard difficulty level. Sue the ring girl will now be available as a custom wrestler.

New Duds feature:  Win the WWF title in challenge mode with the Kane under the hard difficulty level. Additional shirts, jackets, masks, pants, and more clothes will be available in creation mode.

Extra Gold feature:  Win the WWF title in challenge mode with Goldust under the medium or hard difficulty levels. Then, hold L2, R1 or R2 while selecting Goldust on the character selection screen to more costumes, including the MarilynDust and DustyDust versions.

Extra Cold feature:  Win the WWF title with Stone Cold under the medium or hard difficulty levels. Then, highlight Stone Cold on the character selection screen and press L2, R1, or R2 for additional costumes (black vest and jeans; Austin 3:16 t-shirt and jeans).

RattleSnake feature:  Win the WWF title in challenge mode with a user-created wrestler under the hard difficulty level. A pumped-up Steve Austin may now be selected as a custom character.

Ladies night feature:  Win the WWF title in challenge mode with H H H or Shawn Michaels under the medium or hard difficulty levels. The "Female" body type may now be selected under creation mode. 

No meters mode:  Win the WWF title in challenge mode with the Undertaker under the medium or hard difficulty level. 

Big head mode:  Win the WWF title in challenge mode with British Bulldog or The Rock under the medium or hard difficulty level.

No wimps mode:  Win the WWF title in challenge mode with Ken Shamrock or Farooq under the medium or hard difficulty level. Blocking is disabled when this mode is active.

Bean mode:  Win the WWF title in challenge mode with Mosh or Thrasher under the medium or hard difficulty level. Belching and farting is enabled with this mode.

Ego mode:  Win the WWF title in challenge mode with Ahmed Johnson under the medium or hard difficulty level. Crowd cheers will increase the size of the wrestler's head, while boos will make it shrink. 

Random wrestler:  Hold Up and press Block on the character selection screen. 

Alternate costumes:  Hold L2 and select a wrestler at the character selection screen under medium or hard difficulty levels.

Angry crowd:  Start a match with no CPU players and just leave the wrestlers standing without moving or wrestling. The crowd will get extremely angry, and J.R. and Vince will add some funny commentary.

Easy Ring out:  When the match begins simply climb down from the ring. Your opponent will always follow. Get your opponent to follow your wrestler around outside of the ring to run the timer down. Do not get too far away or your opponent will climb back into the ring. Once the timer reaches 4 or 5 seconds quickly hit your opponent repeatedly until he becomes stunned. Jump back on the mat with only a second or two to spare and your character should win by ring out.

Easy attribute points:  Earn attribute points for a created character in the usual way. Choose to edit your custom character and save. Load the created character again, then leave the "Create A Wrestler" screen. Immediately enter the "Create A Wrestler" screen again, choose to make a character. The new character should have the same amount of attribute points as the saved character. Save the new character under a different file.

Taunts:  Each wrestler can taunt his opponent or show off during a match with the following:

Taunt 1 - Press Punch + Block 
Taunt 2 - Press Tie Up + Kick 

Finishing moves:  To execute a finishing move, your opponent's energy bar must be in the red. 
"Stone Cold" Steve Austin: 

Stone Cold Stunner: Right, Right, Tie Up 
Situation: Tied Up 
Kick Then Stunner: Left, Left, Up, Tie Up + Block 
Situation: Both standing 
Stone Cold Kick Stunner: Right, Right, Up, Block + Tie Up 
Situation: Both standing 
"Heartbreak Kid" Shawn Michaels: 
Sweet Chin Music: Right, Down, Up, Kick + Block 
Situation: Both Standing 
"Triple H" Hunter Hearst Helmsley: 
The Pedigree: Right, Down, Left, Punch + Tie Up 
Situation: Both Standing 
The Undertaker: 
Tombstone Piledriver: Down, Down, Down, Punch + Tie Up 
Situation: Both Standing 
Tombstone Piledriver (faster): Up, Down, Tie Up. 
Situation: Tied Up 
Kane: 
Tombstone Piledriver: Down, Down, Down, Punch + Tie Up 
Situation: Both Standing 
Tombstone Piledriver (faster): Up, Down, Tie Up. 
Situation: Tied Up 
"The Black Hart" Owen Hart: 
The Sharpshooter: Left, Left, Up, Kick + Block 
Situation: Standing At The Feet Of A Fallen Opponent 
"The Rock" Rocky Maivia: 
The Rock Bottom: Right, Right, Up, Punch + Tie Up 
Situation: Both Standing 
Faarooq: 
The Dominator: Up, Up, Up, Tie Up + Block 
Situation: Both Standing 
Mankind/Cactus Jack/Dude Love: 
Mandible Claw (Mankind): Right, Left, Up, Tie Up + Block or Alternatively, press
Tie Up, Left, Right, Tie Up 
Situation: Both Standing, or Standing At The Head Of A Fallen Opponent 
Goldust: 
Curtain Call: Left, Down, Down, Tie Up + Block 
Situation: Behind Opponent 
Ken Shamrock: 
Ankle Lock Submission: Left, Right, Up, Kick, Tie Up. 
Situation: Standing at the Feet of a Fallen Opponent 
Bret "Hitman" Hart: 
The Sharpshooter: Left, Left, Up, Kick + Block 
Situation: Standing at the Feet of a Fallen Opponent 
"The British Bulldog" Davey Boy Smith: 
Running Powerslam: Up, Down, Tie Up 
Situation: Tied Up 
Ahmed Johnson: 
Pearl River Plunge: Right, Left, Up, Kick + Block 
Situation: Both Standing 
Headbanger Mosh: 
Mosh Pit: Left, Right, Up, Tie Up + Block 
Situation: Opponent On Ground, Player Standing on Top Turnbuckle 
Headbanger Thrasher: 
Stage Dive: Right, Up, Up, Punch + Kick 
Situation: Opponent On Ground, Player Standing on Top Turnbuckle 
Dude Love/Cactus Jack: 
Double Arm DDT: Right, Left, Up, Tie Up + Block 
Situation: Both Standing 

Extra Attribute Points for Created Wrestlers:  Win the following matches as indicated in one player mode to earn the extra attribute points. 

Mode - Requirement - Points

Challenge - Win the WWF Title on Hard - 6 
Versus - Win a match on Hard - 2 
Tag - Win a match on Medium or Hard - 3 
Cage - Win a match on Medium or Hard - 2 
Weapons - Win a match on Hard - 2 

Call Another Wrestler:  Enter one of the following codes during a match to summon the corresponding wrestler. Note: The game mode will automatically switch to a handicap match and you will lose by disqualification after the match. This may only be done in a 1-on-1 match in either vs. or challenge mode. 

Wrestler - Code 

Ahmed Johnson - L1 + L2 + R1 + R2 + Up + Block 
Bret Hart - L1 + L2 + R1 + R2 + Left + Tie Up 
Faarooq - L1 + L2 + R1 + R2 + Up + Punch 
Goldust - L1 + L2 + R1 + R2 + Right + Punch 
Kane - L1 + L2 + R1 + R2 + Down + Punch 
Ken Shamrock - L1 + L2 + R1 + R2 + Down + Kick 
Mankind - L1 + L2 + R1 + R2 + Up + Tie Up 
Mosh - L1 + L2 + R1 + R2 + Down + Block 
Owen Hart - L1 + L2 + R1 + R2 + Left + Block 
Shawn Michaels - L1 + L2 + R1 + R2 + Left + Punch 
Steve Austin - L1 + L2 + R1 + R2 + Up + Kick 
The British Bulldog - L1 + L2 + R1 + R2 + Left + Kick 
The Rock - L1 + L2 + R1 + R2 + Right + Kick 
The Undertaker - L1 + L2 + R1 + R2 + Right + Block 
Thrasher - L1 + L2 + R1 + R2 + Down + Tie Up 
Triple H - L1 + L2 + R1 + R2 + Right + Tie Up 

More moves:

Hurricin Rana (The Rock or Ken Shamrock): 
Left, Right, Up, Square while standing up or on the turnbuckle. 
Hurrican Rana (The Rock, HBK, or Ken Shamrock): 
Run at your opponent and press Punch + Tie Up. 
Crucifix (Bret Hart, Bulldog, Trainer): 
Run at your opponent and press Punch + Tie Up. 
Kick Stunner (Steve Austin): 
Right, Right, Up, Tie Up + Block. 
Layin' the Smack Down (The Rock): 
Left, Right, Up, Punch while standing up. 

Play as LOD:  Win the title with each Headbanger under the hard difficulty level. Although posted as a valid code on other web sites, it does not function in the retail version of the game. 

Play as Pamela Feature:  Win the WWF title in challenge mode with Sue under the medium or hard difficulty level. Pamela will now be available as a custom wrestler. Although posted as a valid code on other web sites, it does not function in the retail version of the game.