The Gup K was invented by Tweak. It is half boat and half tank. Barnacles drives the Gup K in The Great Swamp Search episode to save Tweak's hometown the Everglades from a wildfire. Designed off of an alligator.
- Floating on Surface
- Fire Blasters, come up by themselves to blast water at fire one time.
- Twin Turbo Fans make it go fast, really really fast
- Has 2 smaller devices that come off the back of the gup that you can ride