 The Decepticon faction begins with Megatron (referred to here by his Japanese title Emperor of Destruction), Starscream and Soundwave with Galvatron, Cyclonus and Scourge joining them later on.Other Transformers are unlocked as the game progresses and join their respective factions.These Transformers include such Generation 1 stalwarts as Ratchet, Bumblebee, Hound, Astrotrain, Blitzwing and Shockwave.