Blanchett plays worst of worst in 'Thor: Ragnarok': Ruffalo
The 48-year-old actor will reprise the role of Bruce Banner/ Hulk in the third solo Thor film which stars the Oscar-winning actress as villain, reported ET online.
"She plays the worst of the worst. So evil. She is going to kill us. It's such a great part she gets to play," Ruffalo said.
Chris Hemsworth and Tom Hiddleston are set to return, as they will reprise the roles of Thor and Loki.
Taika Waititi is directing the movie which is currently in pre-production.
"Thor: Ragnarok" is scheduled to release on October 27, 2017.