Duocon


 * The Duocons are a Decepticon subgroup.

The Duocons, Battletrap and Flywheels, are unique in that their robot modes are formed from the combination of two separate vehicles that have no other transformation.

Pre-MUX continuity
Flywheels and Battletrap were Decepticon troopers stationed in Tyrest on Cybertron. They eventually joined the Mayhem Attack Squad during the rule of Shockwave.

MUX continuity
Flywheels and Battletrap remain a members of the Mayhem Attack Squad on Cybertron, except when needed on Earth.

Foreign names

 * Japanese: Two-in-One (ツーインワン Tsū in Wan)