Dweller In The Depths.
Bumblebee and Chromia head into the gaseous Argon Sea to reclaim the body of Windblade which a shark-bot stole from them. Bumblebee engages the shark and captures it only to fall into the ravine. The shark-bot then introduces itself to Chromia as HammerByte and explains it was possessed by a malevolent beast called the Dweller. Chromia and HammerByte then set off to rescue Windblade and Bumblebee who end up under mind-control by the Dweller which Chromia identifies as another Titan...