Ultim-ape Fighter! (Fists of Fury in PAL Regions) is a minigame featured in Ape Escape 3
The story of Ultim-ape Fighter! is that Ukki Chan (A monkey that references famous actor, Jackie Chan and found on the Kung Fu Street Level) is bent on revenge against his father's attacker.
The mini-game is a one-on-one fighter, with the goal of each round being to deplete the life bar of the opponent. This game requires complete control of the analog sticks to move the player and perform moves to attack the opponent. Every available attack is a move used by Monkeys from the Main Game, from the most basic attack, the Scratch, to the strongest, the Back-flip Kick.
As Ukki Chan in Single Player, the player as to go through a number of stages, fighting several monkeys on different levels from the Main Game.
|Characters||Casi · Jake · Natalie · Professor · Specter · Spike|
|Gadgets||Dash Hoop · Magic Punch · Monkey Radar · R.C. Car · Sky Flyer · Slingback Shooter · Stun Club · Time Net · Water Net|
| || |
|Prehistoric Era/ The Lost Land||Fossil Field · Primordial Ooze · Molten Lava|
|Cenozoic Era/ Mysterious Age||Thick Jungle · Dark Ruins · Cryptic Relics|
|Dimension/Dimension X||Stadium Attack|
|Primitive Age/Oceana||Crabby beach · Coral Cave · Dexter's Island|
|Ice age/New Freezeland||Snowy Mammoth · Frosty Retreat · Hot Springs|
|Dimension/Dimension X||Gladiator Attack|
|Recent Past/Medieval Mayhem||Sushi Temple · Wabi Sabi Wall · Crumbling Castle|
|Present-Day/Futurama||City Park · Specter's Factory · TV Tower|
|Present-Day 2/Specter Land||Monkey Madness|
|Dimension/Dimension X||Peak Point Matrix|