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.
Successfully complete tournament mode with all fifteen normal and three hidden wrestlers.
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.
While in watch mode, press L or R to choose new camera angles.
During a match, press L or R.