Doctor Strange teams up with a mysterious teenage girl who can travel across multiverses, to battle other-universe versions of himself which threaten to wipe out the multiverse. They seek help from the Scarlet Witch, Wong and others.
Imprisoned on the planet Sakaar, Thor must race against time to return to Asgard and stop Ragnarök, the destruction of his world, at the hands of the powerful and ruthless villain Hela.