Gearboy

Gearboy is somebody's Legacy.

Appearance
Gearboy is a humanoid Legacy with a metallic body, sharp points instead of hands, and a gear for a head.

Superhuman Speed/Precision
Gearboy has Superhuman Speed and Precision.

Weak Perception
Gearboy has particularly weak perception. The Legacy's wielder would likely control Gearboy from a distance to remove themselves as a vulnerability to Gearboy's No Weakness, but cannot see through Gearboy, and therefore must use an item like a telescope or binoculars to effectively control Gearboy remotely.

No Weakness
Gearboy cannot be damaged by enemies.

Bane of Self
Gearboy can be more easily damaged by itself.

War Bond
Gearboy can create a War Bond, giving it the ability to duplicate itself. There can be up to ten Gearboys at a time.