Neutrals:

Getaway

Maccadam

Alpha Trion

Starcross

Axe

Drivetrain

Skyfire (Jetfire's father)

Metalhawk

Solomus

Wing

Villains:

Deathsaurus

Liege Maximo

KSI

Infernocons

Gigatron

Thunderwing

Steeljaw's Pack (Underbite, Bisk, Chop Shop, Thunderhoof, Springload, Quillfire, Clampdown, Paralon, Scatterspike, Clawtrap)

Decepticon Justice Division

Overload

Umarak the Windigo

(Hope you enjoy, my sexy viewers)