Which character played by Andy Serkis is commander of a group which attempts to depose the New Republic with the aid of a mysterious group of elite warriors led by Kylo Ren?
First Order (Star Wars):  In "The Force Awakens", the First Order is commanded by Supreme Leader Snoke and has begun executing its plan to depose the New Republic and reclaim control of the galaxy. First Order (Star Wars):  The Knights of Ren are a mysterious group of elite warriors within their ranks, led by Kylo Ren. Supreme Leader Snoke: Supreme Leader Snoke is a fictional character in the "Star Wars" franchise. Supreme Leader Snoke:  Introduced in the 2015 film "", he is a CGI character voiced and performed by Andy Serkis.
Supreme Leader Snoke