|Based-on:||Manta Ray/fiddler crab|
The Gup-D is a small, multipurpose Gup with retractable arms and legs. With its legs and arms out it looks like a crab, but with its legs and arms in it looks like a manta ray. The Gup-D is Tweak’s favorite Gup.
- Shellington (Mostly crashes the Gup)
- Peso (The Triggerfish)
- Captain Barnacles
- Dashi (The Albino Humpback Whale)
- Barrot (A Very Vegimal Christmas)
- Retractable claw arms
- Retractable legs
- Carrot shooter
- In the Jellyfish Bloom, Captain Barnacles uses the Gup-D with garden eel-based tech to tunnel through a rocky cliff to save Shellington, Peso, and Kwazii when Kwazii's tail gets caught by a jellyfish’s tentacles.
- Shellington has crashed the Gup-D three times, once in The Hammerhead Sharks, once in Operation Cooperation, and once in The Remipedes.
- In The Fiddler Crabs, the Gup is mistaken for a giant crab that wants to attack the crabs’ beach and is taken over by the fiddler crab leader.
- In The Hammerhead Sharks, the Gup is mistaken for a stingray and the shark pups try to eat it.