Full Name: Jack Power AKA: Mass Master (Issue #1) Age: 8 Powers: He can alter his density by either increasing or decreasing the amount of space between the molecules of his body.When increasing he can turn himself into a cloud, mist, or a gas type entity. When decreasing he shrinks down to a 60 pound 6 inch version of himself that makes him resistant to damage and gives him his patented Jack Hammer attack.