The first and most prominent, Gary Gilbert, is an enforcer for corrupt industrialist Justin Hammer and a former activist who turned to violence after believing peaceful protest produced no results.

The Gary Gilbert incarnation of Firebrand first appeared in Iron Man #27 (July 1970), and was created by Archie Goodwin and Don Heck.

The Amanda incarnation of Firebrand first appeared in Invincible Iron Man #513 (February 2012), and was created by Matt Fraction and Salvador Larroca.

The Erikson Hades incarnation of Firebrand first appeared in Great Lakes Avengers #1 (October 2016), and was created by Zac Gorman and Will Robson.

A superpowered enforcer for corrupt industrialist Justin Hammer, as Firebrand he is a former radical activist saboteur who turns to violence after believing peaceful protest produced no results.

I sat in for Civil Rights, marched for peace, demonstrated on campus, and got chased by vicious dogs, spat on by bigots, beat on by "patriots", choked by tear gas, and blinded by mace until I finally caught on.

In his article "Everyday Heroism in Superhero Narratives", Michael Goodrum writes, "Having pursued tactics of accommodation without result, he turns to confrontation, asserting that there is nothing of value left in the system if it treats peaceful reformers with violence — essentially laying bare the coercive nature of power.

The meeting, held at an abandoned tavern in Medina County, Ohio, known among the criminal underworld as "The Bar With No Name", turned out to be a massacre, as Scourge infiltrated the event disguised as a bartender; a few minutes into the meeting, Scourge slaughtered every criminal present, including Gilbert, with machine gun fire.

[7] Firebrand was later among seventeen of the criminals murdered by the Scourge, who were resurrected by The Hood using the power of Dormammu as part of a squad assembled to eliminate the Punisher.

[13] Firebrand escaped and was later seen along with King Cobra, Mauler and Mister Hyde, who attacked Yellowjacket, Constrictor and other Initiative staff and trainees.

[22] Erikson Hades is the sixth Firebrand and one of several villains hired by councilman Dick Snerd to attack Detroit.