Warframe is a science-fiction third-person shooter game in which you control members of the Tenno, a group of ancient warriors, to defeat the evil forces of the Grineer, a technologically advanced force of evil human clones. You will act as a member of the Tenno that can be customized over time to engage in PvE and PvP battles and co-op missions. Play to unlock new abilities and ranks that will help the Tenno become a formidable opponent against the Grineer!