The One Man Submersible Devilfish (also called OMS Devilfish sub) was a small submersible vehicle manufactured by Kuat Drive Yards that was used by the Grand Army of the Republic during the Clone Wars. Devilfish subs were deployed at the Battle of Mon Cala and also supplied to their reinforcements from the Gungan Grand Army.
- Star Wars: The Clone Wars – "Water War" (First appearance)
- Star Wars: The Clone Wars – "Gungan Attack"
- Ultimate Star Wars (First identified as One Man Submersible Devilfish)