The Inheritors' Mutant Drones are a mixture of mutated human flesh and machine. They include Drone Em, Drone Arr, Drone Ess & Drone Zee. They carried blasters which Alex and Jason called 'sizzle-weapons'.
- The Mutant Drones are exclusive to the continuity of the Planet of the Apes comic books published by Marvel Comics.
- Planet of the Apes Magazine: Terror On The Planet Of The Apes