Transformers Bumblebee Energon Igniters power Series Ratchet. Energon is the lifeblood of Transformers robots. Now you too can harness the Transformers energy source with Energon Igniters figures. This Ratchet Energon Igniters Power Series figure transforms between robot and ambulance modes in 6 steps. This Ratchet figure stands approximately 5 inches high.