Transformers: Generation 1 - The Rebirth, Part 1 S04 E01 - 1987

The Rebirth, Part 1 | Transformers: Generation 1 | Season 4 | E01 |

The Decepticons decide to steal the key to the Plasma Energy Chamber, the forge where the original Autobots were created millions of years ago. The Autobots regain the key, but a volt of Plasma Energy strikes their ship, sending them millions of miles into space. They crash land on a planet called Nebulos, where some transformations are about to take place, which will result in uniting the Autobots with a band of Nebulan rebels to become a new breed of Transformer known as the Headmasters.