Trunks, having arrived at the lab, identifies these as the ruthless androids from his future timeline. Despite Gero's threats to deactivate them, Android 17 destroys the remote control and subsequently kills Dr. Gero , decapitating and crushing his head.
" The Ultimate Weapon " (Funimation/Toonami). Saga: Part of the Android Saga (Season 4). Dragon Ball Z (Dub) Episode 134
Furious at being ignored and confident in his new Super Saiyan power, Vegeta ignores Trunks’ warnings and flies after the androids to force a confrontation. Key Episode Details Trunks, having arrived at the lab, identifies these
In Episode 134, titled " The Ultimate Weapon " (or "Too Late to Do Anything!? The Ultimate Weapons to Kill Goku" in some versions), the Android Saga reaches a critical turning point as Dr. Gero's control over his creations finally shatters. Plot Summary " The Ultimate Weapon " (Funimation/Toonami)
Dr. Gero is eliminated by his own creation, Android 17.