Dr. Gross



Dr. Gross is a supporting antagonist in the series Adventure Time serving as the main antagonist/bigger bad of the season 7 finale "Preboot" and "Reboot" as well as the true secondary antagonist/bigger bad of the Islands story arc in season 8.

She is a seemingly helpful yet incredibly twisted doctor whom once taught the remaining humans on the island, before becoming obsessed with cybernetic enhancement. She now wishes to bring humanity into a golden age through robotic modification with her hybrid army. She herself is a cyborg.