Two years after the Civil War & following Dan and Dana's defeat, Asgard's & the Keep's destruction, the Avengers & Guardians of the Galaxy learn that Thanos is seeking to collect all six Infinity Stones to wipe out half the universe. Now the Avengers & Guardians must come together to defeat Thanos. Danny & Dani Phantom and Daranak & Salzer Nova finally meet each other. DPxMCU

Danny has now become part of a bigger universe after revealing his identity after the Dis-asteroid incident. He is then invited by a top secret agency to join a group of other superheroes to save the Earth from threats that no one could never handle alone. DPxMCU