Supergirl #8 Cover C Todd Nauck Variant

A ghost from Supergirl's past returns! Years ago, to protect her secret identity, a young Supergirl created a robot to pose as Linda Danvers while she ventured around the world saving the day. Now, after years of abandonment, this mechanical Maiden of Might has returned... in the name of vengeance! Can Kara make peace with the past before it destroys her present?