SD Abominus, from Transformers(Original Series)
Air Hammer, from Beast Wars
Airlift, from Transformers 2005
Blast Hornet, from MegaMan X3 and manga
Chibi version of Blast Hornet.
Mega Man himself, from the original series.
Dirge, from M3!
Protofire, from TFC
Redshift, from Transformers 2005