Mighty Thor (2015) #16

The Asgard/Shi'ar War, Part 2 of 5

"The Challenge of the Gods"

Not all gods are equal, and to prove that they're the mightiest, the Shi'ar gods infiltrated Asgard and kidnapped Thor and forced her to be a contestant in their Challenge of the Gods. The prize? They won't kill the people of Midgard.