G.I. Joe: Renegades Episode 18 Union of the Snake Episode Title:Union of the Snake.Episode Description:The Joes plan to crash a communications summit held by the Baroness at her family chateau, where they uncover a mind control scheme involving Cobra Industries' "Black Adder" cellphone; a device capable of taking control of their competition via cerebral manipulation using Doctor Mindbender's mind-control technology siphoned from Tomax and Xamot's psychic ability. However, the Joes soon discover that someone with an axe to grind against the Cisarovna family and their reign has also infiltrated the estate, and they're willing to do whatever it takes.