Jack Power (Marvel Comics) Jack Power (Marvel Comics) Jack Power, currently known as Mass Master, formerly Counterweight and Destroyer, is a fictional character appearing in American comic books published by Marvel Comics. He first appeared in "Power Pack" No. 1 and was created by Louise Simonson and June Brigman. Jack was a founding member of the superhero team Power Pack. The second youngest of the four Power siblings, he was 8 1/2 years old when he was given his powers by Aelfyre Whitemane, a dying Kymellian noble. He continued to operate with Power Pack through their entire history. Jack Power was born in Richmond,
Firebird (Marvel Comics) Firebird (Marvel Comics) Firebird (Bonita Juarez), is a fictional superhero character appearing in American comic books published by Marvel Comics. A former member of the Avengers and a member of the Rangers, she exists in Marvel's main shared universe, known as the Marvel Universe. Firebird is a notable Latina superhero. In the story "You Get What You Need!" published in "Incredible Hulk" vol.1 #265 (November 1981), writer Bill Mantlo and penciller Sal Buscema created the superhero team the Rangers. The team consists of western characters Bonita Juarez / Firebird, Victoria Starvin / Shooting Star, Drew Daniels / Texas Twister, Hamilton