Episode Title:Symbiote War, Part 3: Thunder Road.Episode Description:As Thor returns to Asgard, a Symbiote that stowed away on him bonds to the World Tree where it starts to make Symbiote spores that infect Odin and the other Asgardians. Now the Guardians of the Galaxy must make a temporary truce with an imprisoned Loki in order to fight the Symbiotes before they invade Earth.