SpongeBob: The Darkfish Slayer

 is a episode of SpongeBob Squarepants that aired on 2002. It is a parody episode of Velocity: The Dark Human Slayer.

Synopsis
Spongebob reads a story to a sick Mr. Krabs about a sponge fighting evil fish.

Trivia

 * The Dark Humans in this episode are called the Darkfishes.
 * To make the episode more kid-friendly, SpongeBob slays the Darkfishes the slapstick way.
 * Instead of being killed, The Darkfishes runs off.
 * This episode doesn't contain the usual "Opening credits" ocean, instead, the Opening credits scene resembles the ending credits scene from Velocity: The Dark Human Slayer.