Tencent has fully acquired games developer Riot, in which it already owned a majority stake following a $400m investment in 2011.

US-based video game developer Riot Games has been fully acquired by internet company Tencent, which already held a majority stake in the company, for an undisclosed amount.

Founded in 2006, Riot Games has published several video games but is best known for League of Legends, a multiplayer online strategy game that Fortune reports is played by some 85 million users each month, 40 million of which are located in China.

Tencent previously acquired a 93% stake in Riot Games in…