VenomX-90
"On your Knees!"
http://www.ign.com/articles/2014/05/30/josh-brolin-will-play-thanos-in-guardians-of-the-galaxy Im mean Idk, I dont see him much to take on as a villain. I personally would have like to see Vin Diesel as Thanos but he is already Groot or they should have kept the same guy from the post credits in The Avengers.