Play as Gar Gunderson (War Mech) or Ichiro
At the first screen to appear when the Nintendo 64 is powered on, press Right, Up, Left, Down, Right, Up, Left, Down. If you entered the code correctly, you will hear a sound. Now Ichiro and Gar Gunderson will appear above the Executioner on the character selection screen.
Play as Janitor Ned
On the character selection screen, highlight and then press Start on Koyasha, Executioner, Lord Deimos, Xiao Long, then press Quick to select Janitor Ned as your character.
Play as Pojo!
Perform Taria’s execution in one or two player mode. Then, start another match, highlight Taria, and hold Start on the character selection screen. Now Pojo! will appear as a selectable character. Continue holding Start and press Quick to select Pojo! as your character.
Play as Grendal
Accumulate three wins in two player mode. Then, start another match, highlight the Executioner, and hold Start on the character selection screen. Now Grendal will appear as a selectable character. Continue holding Start and press Quick to select Grendal as your character.
Big Head Mode
On the character selection screen, highlight and then press Start on Koyasha, Al’ Rashid, Takeshi, then select a character.
Switch Heads
On the character selection screen, highlight and then press Start on Al Rashid, Takeshi, Mordos Kull, Xio Long, Namira, then select a character. Now both characters will have their opponents head.
Small Characters
On the character selection screen, highlight and then press Start on Takeshi, Al’ Rashid, Ragnar, Xiao Long, then select a character.
Bunny Slippers
On the character selection screen, highlight and then press Start on Ragnar, Dregan, Koyasha, then select a character. Now both characters will be wearing bunny slippers.
Screen Centering
Hold L + R + Z and move the Analog-Stick and D-pad in the same direction.
Alternate Costume Colors
On the character selection screen, highlight a character and press L, R, C-Up, C-Down, C-Left, or C-Right to select from five additional colors.
Two-Player Practice Mode
Highlight “Practice” and press Start simultaneously on controllers one and two.
Stage Select
At the character selection screen, highlight any character and press Start(4) to fight on his or her stage, after completing character selection normally.
Random Opponent AI
On the character selection screen, highlight and then press Start on Hellknight, Xiao Long, Dregan, or Namira. Then, select a character.
Random Opponent
Enable the “Random opponent AI” code and begin a match. Then, quit the match and enter practice mode to face a random opponent.
Credit Refill
Before the game has one credit remaining, press Start on controller two. Have player two defeat player one and go on to the next CPU-controlled round. Then, press Start during the match against the CPU and defeat player two. Now when player one faces the CPU fighter line up, six credits will be available again.
Two-Player Bonus Stages
On the character selection screen in two player mode, highlight and then press Start on each of the characters indicated below (in order). Then, select a character…
Characters Stage Namira, Koyasha, Taria Grendal's Mordus Kull, Taria, Ragnar Grendal's Ichiro, Xiao Long, Koyasha Grendal's Koyasha, Mordus Kull, Takeshi Mini Golf Course Xiao Long, Al Rashid, Koyasha San Francisco Rush