This 80sTees.com exclusive youth Transformers shirt shows the Decepticons logo glowing in neon colors. The logo features the signature Decepticon colors purple and yellow. The neon logo on this t-shirt is powered by energon, and is easily recognizable as the Decepticons logo. The Decepticons are the evil Cybertronian robots who want to control the universe, but are constantly battling the Autobots and falling short of their objective. As evil as they are, the Decepticons are extremely popular, with characters that include Megatron, Soundwave, Starscream and Reflector.