Terabiter is a red, female, Longhorn Beetle Mirror Monster armed with a throwable jagged boomerang weapon.
A Terabiter fought Dragon Knight and Wing Knight, proving a tough opponent before Nasty Vent distracted it and it was destroyed by both of their Final Vents. A Rider's Challenge
Chris Ramirez recalled fighting one as his first opponent after becoming Sting, easily fighting and presumably defeating it. The Hero of Gramercy Heights
Another Terabiter attacked Len with a Zenobiter while Dragon Knight fought Strike, Axe, and Spear. Wing Knight destroyed them both with his Final Vent. Strike's Ultimatum