Jupiter Jumping Jacks

Origin
Modo, Master of Mercury, invades during a mummer's parade set for December 31, 1952. Modo is a Mercurian Mud Man. He brings with him one of the Jupiter Jumping Jacks, a single representation of Stone Men from Saturn, and Thark, a Venusian Viper-Man.

Abilities
Jumping Jacks from Jupiter can make astounding leaps through the air.

Public Domain Appearances

 * Space Adventures #1