This Week on Heroes

The brooding bad boy that Heroes fans love to hate returns this week, but will Sylar (Zachary Quinto) still be looking to menace his genetically enhanced brothers and sisters, or has he mellowed? Plus, Hiro is starting to wish he had never met his medieval idol. Watch the previews below!

Clip: Peter Makes a Deal 

Clip: Suresh on Isaac's Loft 

Clip: Claire Discovers a Secret  

Watch Heroes Monday night on 9/8c NBC