Bladewing

Bladewing is a Decepticon from the Super Dion Bros series.

Bladewing was one of the Decepticons who stayed on Cybertron. What he was doing there is unknown but he is known to be a medic.

War For Energon comic
When Rodimus Prime came back to the surface of Cybertron, Bladewing was there to inform him that they still had Unicron under attack.

Transformers: Fall of Cybertron
Bladewing stayed on Cybertron, as noted before, to fight against the Autobots who also remained on Cybertron.