Virtual-On: Oratorio Tangram, often abbreviated as VOOT, is a mech-based competitive fighting game developed by SEGA's AM3 team and released for the Dreamcast in 1999. Players pilot giant robots known as 'Virtuaroids' and engage in fast-paced multiplayer battles in futuristic arenas. With its compelling combination of strategy, dexterity, and action, VOOT is highly regarded as a classic of the mech-fighting genre. The game also featured online play, making it a pioneer in console network gaming.