Power Stone Collection
This game is titled Power Stone Collection in North America and Europe, and Power Stone Portable in Japan.
Complete either game with the indicated character to unlock the corresponding weapon. Note: Pete, Gourmand, Julia and Accel do not unlock items in the first Power Stone.
- Amenomurakuno: Ryoma
- Crystal Ball: Rouge
- Decoy Bomb: Ayame
- Giant Boots: Gunrock
- Maches Chainsaw: Jack
- Soccer Ball: Falcon
- Stone Sweeper: Julia
- Thunderbolt Rider: Accel
- Totem Hammer: Galuda
- Turbo Helmet: Pete
- Twin Potion: Wang-Tang
- Wok Gun: Gourmand
Ayame's Shuriken mini game
Get 500 or more medals in a mini-game.
Gunrock's Slot mini game
Get 1,000 or more medals in a mini-game.
Power Stone: Play as Pete
Successfully complete the game.
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Power Stone: Play as Julia
Successfully complete the game as Pete.
Power Stone: Play as Gourmond
Successfully complete the game as Julia.
Power Stone: Play as Accel
Successfully complete the game as Gourmond.
Power Stone: Play as Final Form Valgas
Complete the game as Valgas.
Power Stone: Play as Kraken
Complete the game with all characters except those from the PlayStation2 version.
Power Stone: Play as Valgas
Complete the game with Kraken.
Power Stone: Bonus weapons
Successfully complete the game to unlock the following weapons: Machine Gun, Nyoi-Bo, Power Shield, and Ray Gun.
Power Stone 2: Play as Pride
Complete 1-on-3 mode as Falcon without using any continues.
Power Stone 2: Play as Kraken
Complete 1-on-3 mode as Falcon.
Power Stone 2: Play as Valgas
Complete 1-on-3 mode as Kraken.
Power Stone 2: Play as Mel
Complete 1-on-3 mode as Pride.