Mugen Souls (圧倒的遊戯 ムゲンソウルズ Attōteki Yūgi Mugen Souruzu) is an RPG developed by Compile Heart with collaboration from GCREST and published in North America and the PAL regions by NIS America. Certain aspects of the western release have been edited and some mini-games have been disabled.

Mugen Souls features a free-roaming battle map, turn-based combat, and massive amounts of customization and growth to maximize the fun players can have with the game.
Expansive worlds to explore: Travel freely on each world to explore and find treasures and items. Monsters are roaming about, so be cautious, or fight them head-on and make them your subservient peons!
Free-roaming style battle maps: Use Combo attacks to execute spectacular moves with your allies! Destroy Crystals on the battlefield to activate Hyper mode!
Moe Kill: Execute the Moe Kill technique to enslave enemies and turn them into items by exploiting their weaknesses!
Customization: Create a full cast of characters! Customizable body parts, facial expressions, and job classes!
Duel in Dual Audio: Experience the game in either Japanese or English audio.
PC Upgrades: Featuring full mouse and keyboard support, gamepad support, Steam achievements, User Interface and major graphical enhancements!