Devil Fishing (デビルフィッシング Debiru Fisshingu, 18) was the eighteenth Mechanical Monster that J.A.K.Q. fought.
He and a group of Crimers attempted to invade the ISSIS building, but were stopped by J.A.K.Q.. Devil Fishing was ultimately destroyed by the J.A.K.Q. Covack. Ep. 18: Blue Whirling Tides!! The Face of the Secret Spy
Resembles a fish with an air tank on his back. His main weapon is a fishing rod with launchable hooks and used the tank on his back as a torch. As his name implies he could also swim.