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
Iron's body can withstand being shot at by bullets with ease, and his strength allows him to punch through cement. 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, Iron confronts Takehisa Hinawa and Takigi Oze.