Badlands

The Badlands is an area on Cybertron belonging to Decepticons.

Transformers: Exodus
The Badlands were located on Cybertron's eastern hemisphere, below the Hydrax Plateau. This was where the lower castes worked in the mines and industrial cities of Kaon, Blaster City and Slaughter City, where gladiatorial combat began, and where Megatron created the Decepticons.