Hell Killer

Hell Killer is a empowered Ace Killer in https://www.youtube.com/watch?v=YwrNf_JfXbM

This form's reference from Gokumon.

It based on black body, more golden shaped armor ,

It's left arm upgraded with a golden double fang claw and right arm upgraded with a GrigioKing's Cannon

It's head also based with Ultraseven;s beam lamp and more terror eyes with two horns