An International e-Sports team which is headquartered in the United Kingdom competes  in what developed and published by Riot Games for Microsoft Windows and macOS?
League of Legends League of Legends (abbreviated LoL) is a multiplayer online battle arena video game developed and published by Riot Games for Microsoft Windows and macOS. The game follows a freemium model and is supported by microtransactions, and was inspired by the "" mod, "Defense of the Ancients".
Riot City Riot City (ライオットシティ ) is a 1991 2D beat 'em up arcade game developed by Westone and published by Sega.