E-102 Gamma is a character who appears in the Sonic the Hedgehog comic series and its spin-offs published by Archie Comics. It is the third unit in the E-100 Series robotic group created by Dr. Ivo "Eggman" Robotnik. E-102 Gamma was one of the first E-100 Series robots created during Eggman's campaign to harnessed the power of Chaos. However, it went rogue and began destroying some of its other E-100 Series siblings before it was destroyed as well.