Spider-Man (1994), Episode 63
Spider-Man and his newly formed team of heroes travel to New Latveria and find a civilization ruled by a just and fair Doctor Doom. While there, Doom offers Ben Grimm a device that allows him to switch from his Thing form to his human form and gains his trust. However, Reed is unconvinced and begins an attack against the Latverian ruler but is stopped by Doom's robots, and is held for treason along with the rest of the heroes. Left with no choice, Spider-Man and the Thing launch a campaign to free their friends only to find that Doom has gained new powers.. the Beyonder's!