Play as Diablo, Grace, and Tiger
Successfully complete tournament mode to face one of the hidden wrestlers in a match. Defeat that wrestler to unlock them as a playable character. Save the game and complete tournament mode again to face the next hidden wrestler.

Play as Hyper
Successfully complete tournament mode with all fifteen normal and three hidden wrestlers.

Alternate Virtua Fighter costumes
At the character selection screen, highlight Wolf, Jeffry, or Kage. Then, hold R and press A to enable their Virtua Fighter 3tb two player mode costumes.

Alternate camera views
While in watch mode, press L or R to choose new camera angles.

Taunts
During a match, press L or R.