Atomic Flounder/appearances

Character

Gallery

Appearances

Episodes

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• "Mermaid Man and Barnacle Boy II" Template:Debut

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• "The Bad Guy Club for Villains"

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• "Appointment TV"

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• "Upturn Girls"

Video games

• Battle for Bikini Bottom ^(mentioned)
• The Yellow Avenger
• SpongeBob's Truth or Square
• SpongeBob SquigglePants
• SpongeBob Moves In!
• Battle for Bikini Bottom: Rehydrated ^(mentioned)

Books

• Missing Man!
• SpongeBob Comics Annual Super-Giant Swimtacular No. 1
• SpongeBob Freestyle Funnies 2018