Armored Core – Formula Front Extreme Battle is a strategy game for the PlayStation Portable, distinct from its action-oriented predecessors. Players customize mechs and assign AI pilots, who engage in battles autonomously. The gameplay focuses on mech customization and AI training in various arenas. The international release, known as Extreme Battle, introduced extra combat scenarios.
Unlike most other, action-oriented Armored Core titles, this installment is a strategy game. The player has no direct control of the mech in the action but can customize the mech as always, implementing additionally an AI that will fight on its own. The role of the player is to customize the mech and train the AI on training arenas. The `Extreme Battle` international release of the game included additional combat scenarios.