League of Legends (often abbreviated as LoL, and sometimes as LofL) is an action RTS video game developed and published by Riot Games for Microsoft Windows, inspired by the Defense of the Ancients (DotA) map for Warcraft III: The Frozen Throne. It was first announced on October 7, 2008, and released on October 27, 2009. The game was in a closed beta from April 10, 2009, to October 22, 2009. It then transitioned to open beta until release.
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