And finally, we get to the last remainders of Megatron/Galvatron's rebellion, some with upgrades and some not.

Needless to say, we'll be seeing a lot more of them in the future.

Rear:
Megatron/Galvatron (Out of the Past, 1 of 52, upgraded in Galvanized, 25 of 52)

Middle Rear, Left to Right:
Slugslinger (Recalled to Life, 21 of 52)
Thunderblast (Recalled to Life, 21 of 52)
Tidal Wave/Mirage (Recalled to Life, 21 of 52, upgraded in Point of No Return, 26 of 52)

Middle Front, Left to Right:
Cyclonus/Snowcat (Out of the Past, 1 of 52, upgraded in Point of No Return, 26 of 52)
Thrust (Out of the Past, 1 of 52)

Front, Left to Right:

Shortround (Recalled to Life, 21 of 52)
Clench (Traces of Atlantis, 23 of 52)
Ramjet (Traces of Atlantis, 23 of 52)