Morgan le Fay
Weirdworld appears in its self-titled "Avengers Assemble" episode. Black Widow and Captain Marvel find Bruce Banner pursuing Hulk here after they were separated by Beyonder. The two of them stumble upon a plot by Morgan le Fay to trick Bruce Banner into capturing Hulk so that she can harness his powers and take over Battleworld. After Bruce Banner and Hulk reunited in the same body, Hulk helps Black Widow and Captain Marvel fight off Morgan le Fay and her horsemen before returning to Avengers Tower.