Mouz, formerly mousesports, is a professional esports organisation based in Germany. It fields teams in several games but is particularly known for its CS:GO team. MOUZ was one of the founding members of the G7 Teams. MOUZ's League of Legends team currently competes in the ESL Pro Series, having formerly competed in the European Challenger Series.

Esports, short for electronic sports, is a form of competition using video games. Esports often takes the form of organized, multiplayer video game competitions, particularly between professional players, played individually or as teams.