The North American Star League was a professional e-sports league that features the games StarCraft II and Heroes of Newerth. Originally modeled after successful South Korean professional StarCraft leagues, it was founded in 2011 by Russell Pfister and Duncan Stewart. Following the mid-year departure of Stewart, Mark K. Brown was tapped to fill the position of Chief Operating Officer in August 2011, and held that position until late-2014.

Lim Yo-hwan, known online as SlayerS_'BoxeR', is a former professional player of the real-time strategy computer game StarCraft. He is often referred to as The Terran Emperor, or simply The Emperor, and is widely considered to be one of the most successful players of the genre as well as a pop culture icon.