Transformers: Generation 1

S02:E19 - Desertion Of The Dinobots (Pt. 1)

Part 1 of 2. The Autobots and Decepticons begin to malfunction, losing their powers due to a lack of the compound Cybertronium on Earth. But the Dinobots are fully functional and in no need of Cybertronium, and the Dinobot Grimlocks has plans of his own!