Silas (also known as Commander Nemex) was cadet of the TTA and secretly the leader of Nemesystems. He is the hidden main antagonist of the Disney Junior animated series, Miles from Tomorrowland, season three.
History
Silas was at first was supposed to be a member of Mission Force One, however he was turned down by the Tomorrowland Transit Authority due to the fact of his dislike of working with others. He then sometime later became leader of Nemesystems and planned to control the entire universe.