Beast Wars: Transformers - Season 1 - Eps 5: Chain of Command
A stone circle, showing abnormal energon readings, is activated during a Predacon attack and attracts an alien probe. While investigating it, Optimus is disintegrated, leaving the Maximals bickering over who's in charge, while the Predacons prepare to attack.
About Beast Wars: Transformers

Title: Beast Wars: Transformers
First Air Date: 1996-04-22
Last Air Date: 1999-05-07
Status: Ended
Rating: 8.131/10 (from 291 votes)
Language: EN
Seasons: 4
Total Episodes: 52
Network: YTV Syndication
Genres: Animation, Action & Adventure
Production Companies: Mainframe Entertainment, Hasbro, Alliance Atlantis, Alliance Films
Synopsis
Two spaceships, one manned by benevolent Maximals, the other by evil Predacons, crash-land on a pre-humanoid planet while en route to Earth. Their crews assume indigenous animal forms to protect themselves from an overabundance of natural energy, transforming into robots to do battle. Thus, the Beast Wars have begun...
Cast

Garry Chalk
Optimus Primal (voice)

David Kaye
Megatron (voice)

Colin Murdock
Quickstrike (voice)

Scott McNeil
Dinobot / Rattrap / Waspinator (voice)

Ian James Corlett
Cheetor (voice)

Richard Newman
Rhinox (voice)

Venus Terzo
Blackarachnia (voice)

Jim Byrnes
Inferno (voice)

David Sobolov
Depth Charge (voice)

Campbell Lane
Rampage (voice)