Chris Hemsworth's titular Norse god will face ''deep challenges'' in the upcoming 'Thor' sequel, 'Thor: The Dark World', according to his co-star Ray Stevenson.
The actor - who is set to reprise his role as the titular character's trusty sidekick Volstagg in Marvel's mythical superhero movie - has revealed that the latest installment of the franchise will see Thor, played by Chris Hemsworth, face hardship as his home planet of Asgard comes under attack.
Speaking to BANG Showbiz at the London premiere of his new movie 'G.I. Joe: Retaliation' on Monday (18.03.13), he said: ''Basically, in 'Thor', Asgard's under attack. All the happy, shiny days are soon to be behind us.
''There's some deep, deep challenges to the universe and the nine realms.''