In the game, the player plays the role of a Raven, a mercenary who pilots a giant mech known as an Armored Core, and engages in various missions to complete with his mech. The mission objectives are to destroy all enemies, to escort NPC and to destroy an object, for example. The player builds his own mechs with various mech parts such as head, body, arms, legs and weapons. There are hundreds of mech parts to choose from.

In the game, the player plays the role of a Raven, a mercenary who pilots a giant mech known as an Armored Core, and engages in various missions to complete with his mech. The mission objectives are to destroy all enemies, to escort NPC and to destroy an object, for example. The player builds his own mechs with various mech parts such as head, body, arms, legs and weapons. There are hundreds of mech parts to choose from.