Firebird's mutant psycho-kinetic flame powers made her one of the top choices for the Judgment League Avenger
's New Blood team. The young heroes were trained by their older JLA mentors. Beatriz's emotions run as hot as her flame or suddenly cool, but the real heat in her life is the fire she feels for Apollo
Firebird eventually turned to the dark side because of Mister Mastermind's
illusions and mental tricks and joined the Hellfire League of Injustice
. She took the name Dark Firebird and helped raise the villainous Fin Fang Flame
, who ultimately destroyed all those in the Hellfire League of Injustice.