The Transformers - Season 3 - Eps 30: The Return of Optimus Prime (2)
Optimus Prime is back and leads a team to Charr to retrieve the ship alloy from Galvatron. Galvatron guides them to it's location, but they confront a couple dangers and must fend off infected Transformers. Optimus and SkyLynx are the only ones not infected and barely get away with the alloy. The alloy is used to safeguard Optimus from the Hate Plague for his battle against Rodimus as the Matrix is the key to the cure.
About The Transformers

Title: The Transformers
First Air Date: 1984-10-06
Last Air Date: 1987-11-11
Status: Ended
Rating: 7.837/10 (from 386 votes)
Language: EN
Seasons: 5
Total Episodes: 95
Network: Syndication
Genres: Animation, Kids, Action & Adventure, Sci-Fi & Fantasy
Production Companies: Hasbro, Sunbow Productions, Marvel Productions, Toei Animation
Synopsis
The Transformers is the first animated television series in the Transformers franchise. The series depicts a war among giant robots that can transform into vehicles and other objects.
Cast

Peter Cullen
Optimus Prime (voice)

Frank Welker
Galvatron / Chromedome (voice)

Richard Gautier
Hot Rod (voice)

Jack Angel
Ultra Magnus / Cyclonus (voice)

Susan Blu
Arcee (voice)

Corey Burton
Spike Witwicky (voice)

David Mendenhall
Daniel Witwicky (voice)

Victor Caroli
Narrator (voice)

Stan Jones
Scourge (voice)

John Stephenson
Kup (voice)