A mad scientist named Raven is using a white dwarf to make things disappear. Raven was once sent to a special prison by Superman and wants revenge. He locates some kryptonite, but the SuperFriends manage to get to it before he does. In order to force the SuperFriends into giving him the kryptonite, Raven steals the Washington Monument and kidnaps Marvin, Wendy, and Wonder Dog. The SuperFriends agree to give up the kryptonite but by using some Kryptonian mushrooms they manage to stop Raven.
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