In the Ben 10 series premiere "And Then There Were 10," Heatblast is the first alien that Ben transforms into. Heatblast is from the Pyronite species, which are essentially humanoid beings made of ...

Ben Tennyson, in the form of Heatblast, confronts him. After a short battle, Ben seemingly obliterates the villain. Max Tennyson identifies him as Eon, an alien the Plumbers captured almost two ...