Burner's real name is Byron Calley and first appeared in Captain America Annual #4. For a short time, he also used the codename of "Crucible" until returning to his original codename.

Being a life long member of Magneto's second Brotherhood of Mutants team, nothing has been revealed of Burner's past. He last appeared in New Warriors v2 #6, where he was defeated by the young super-heroes.

A list of comics he appeared in:

Captain America Annual #4

Defenders (1st series) #78-80, 83, 87, 125-126, 128-130

Captain America (1st series) #343, 346, 368, 394, 426

New Warriors (2nd series) #6

In other media

Burner was briefly seen during the first X-Men animated series from the 1990's. In the two-part episode called "the Sanctuary", Burner, much like much other mutants, accepted Magneto's offer to live wiht him in outer space on Magneto's Asteroid M. However as the asteroid was defeated, Burner once again returned to Earth. During the episode, it was also revealed that he was an old friend from Gambit, though what that friendship included has never been revealed.