Sonic Underground
S01E36
S01E36· aired 10/18/1999

Sleepers

TMDb0.0
Nexus es61273TMDb ep 1462270TVDb ep 122006

Overview

On a mission in a distant sector of Robotropolis, the Hedgehogs are informed that freedom fighters have disappeared and are going to be roboticized. Sonic races to save his friends, but he is too late. The group of freedom fighters have been robotisized, including Cyrus' father.