The Decepticons

The Decepticons (known as Destrons or on occasion Deathtrons in Japan) are the enemies of the Autobots, and the villains in the fictional universe of the Transformers toyline and related comics and cartoons. The villains take many forms, and have many different origins and stories across the numerous different Transformers media, but in almost all incarnations, they are led by Megatron. They are typically represented by the colour purple.
Other terms for the Decepticons are Decepticans (in France), Distructors (in Italy), Robotikus (in Malaysia) and Bedragarna (in Sweden) and Shakranikim.