Fantastic Four: Worlds Greatest Heroes Episode 20 - Out of Time Episode Title:Out of Time.Episode Description:After returning from the past to find out what killed the Dinosaurs, the FF return to New York to find that the whole City has been conquered by Doom. They are forced to drop the Fantastic Car's "Time Ring" which allows them to time travel when they are attacked by patrolling Doom planes. They escape and split up, Ben and Johnny go to retrieve the Time Ring from the river where they dropped it, while Sue and Reed go to find Doom.