The Dark Dragon Potion was an elixir and an item the episode "The Tale of the Dark Dragon" of the children's horror series Are You Afraid of the Dark?. Keith Saunders, a bookworm who had his leg mangled in a car crash and had his outlook on life altered as well, happens upon an advertisement for potions in Sardo]'s magic shop. For $20, Sardo hands him the Dark Dragon Potion, warning him that it's very powerful and that only one drop should be used at a time. Keith decides to test it out by adding a drop to Harold, Sardo's mangy looking rabbit. After watching Harold become less mangy, Keith decides that it works. But shortly after Keith walks out of the shop, Sardo sees that Harold has become a hideous gremlin-like creature.