Warhammer 40,000 will be a 3rd person shooter. It’s due out in August of this year, pushed by THQ and developed by Relic. If you’ve a PlayStation 3, Xbox 360 or a PC you’ll be able to join the battle at Orks and Chaos.
You play Captain Titus of the Ultramarines, who becomes aware of the taint of chaos shortly after planetfall on an Imperial Forge World battling against an Ork invasion. It’s expected that the chaos armies will include Tainted Psykers and Bloodletters.