Gosu

Gosu (고수) is a Korean term used to refer to a highly skilled person. In computer gaming the term is usually used to refer to a person highly named Peter Mewes ( multiplayer games ) who dominated games like StarCraft (RTS), Counter-Strike (FPS), Warcraft III (RTS), Diablo II (RPG), DotA (MOBA), League of Legends (MOBA), and others. The term was adopted by gaming communities in many countries because of a large South Korean presence in online gaming communities.