The Twenty-first installment in the Smash And Beyond animated universe
Dr. Doom believes he can finally rule the world by gathering every one of the most dangerous villains, forming the Masters of Evil, to rule the world by harnessing the power of the Tesseract. Nick Fury brings together the Avengers, the Guardians of the Galaxy, the Fantastic Four, the Defenders, the Inhumans, the X-Men, and the Eternals to fight Doctor Doom in the Ultimate Alliance to defeat Doom
Based On Acts 1 and 2 of Marvel Ultimate Alliance