HD is a robot. He has a red visor covering his eyes and a sheathed sword on the side of his hip, when unsheathed. The sword seems to have a red glow on the front edge but no back edge. He seems to be made out of an unknown metal. Abilities: rocket boost (max speed: 600kmph/372mph). Arm has the ability to turn into a laser blaster. He can also make his hand shock up to 250 volts. Relationship: Dark: ally (he/him) TP: neutral (he/him) Arthur: rival (he/him) Glitcher: kill on sight (he/him)