Iron

is a Third Generation member of the Knights of the Purple Smoke.

Appearance
Iron is a large man, that wears a variation of the outfit worn by the Knights of the Purple Smoke.

Abilities
The endurance of Iron's body is regarded as being incredible to the point it's questioned if it's bulletproof, due to him being capable of withstanding being shot with ease, with Iron comparing the impact of the bullets to mosquito bites. With his strength, he's capable of punching through concrete. Being a pyrokinetic, Iron can use his Ignition Ability to create a flamethrower, which is strong enough to completely incinerate corpses.

Operation Nether Investigation arc
Upon the Special Fire Force Company 2 and Company 8 entering the Netherworld and being assaulted by Ritsu's corpses, Iron incinerates the dead attacking Takehisa Hinawa and Takigi Oze, before setting his attention of the pair. Announcing his presence, his body withstands being shot at by Takehisa.

Trivia

 * Like other members of the White-Clad, Iron's name is in relation to an ability he possesses, his being Iron's self described steel body.