Every night, as many as 100,000 gamers go to Garena Online to play multi-player games, chat and share tips and tricks.
They are mainly from South- east Asia, Hong Kong and Taiwan, and come together to do battle on their PC screens, playing games like League of Nations and Defence of the Ancients.
It is free to be a Garena member, but to win their virtual battles, many make in-game purchases of bullets, weapons, shields and other accessories.
The five-year-old company with 1,000 employees in the region has its own virtual currency called Shells. Gamers buy credits of between US$5 (S$6.20) and US$60 to pay for their online purchases.
Singapore gaming firm Garena valued at US$1 billion