League of Legends has nearly as much of concurrent users than all steam games combined
TIL league of legends simultaneous player count is almost as much as all users playing all steam games put together. * /r/gaming
1 year ago (LoL) http://www.riotgames.com/articles/20140711/1322/league-players-reach-new-heights-2014
~7.5 million at peak
current (steam) http://store.steampowered.com/stats/
~8 million at peak
Next time your friend says Dota has more players and is a bigger thing, tell him hes dead wrong.