What are the main decepticons?

The main Decepticons in the Transformers franchise include Megatron, the ruthless leader; Starscream, his treacherous second-in-command; Soundwave, known for his espionage and communication skills; and Shockwave, a cold and calculating scientist. Other notable Decepticons include Ravage, a stealthy spy, and Devastator, a powerful combiner formed from multiple Constructicons. These characters often embody themes of power, betrayal, and ambition, driving the conflict against the Autobots.