Jack Power
Jack Power
6 series
443 issues
Jack Power is the youngest member of the young superhero team Power Pack. Under the codename Mass Master, he manipulates his body's density, shrinking while maintaining his mass or transforming into a cloud-like form. He can also switch powers with his siblings.
Real Name
Jack Power
Hero Name
Jack Power
Publisher
First Appearance
Powers
Flight, Force Field, Healing, Shape Shifter, Size Manipulation, Density Control
Gender
Male
Latest Series Appearances
Teams
Teammates
Appears alongside
Story Arcs
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