Thor Entertainment Channel Test your knowledge on Thor Answer questions like ... Who is the guardian of the Bifrost Who is the leader of Sakaar Who kills Loki in the great battle of Ragnarok? Marvel Thor Superheroes Avengers Movies Kenneth Branagh Chris Hemsworth Anthony Hopkins Natalie Portman Tom Hiddleston Stellan Skarsgård Idris Elba Jane Foster Odin Heimdall Clark Gregg Rene Russo