Valve is putting on another tournament for its upcoming game Dota 2 on August 31 in Seattle, WA. The International 2012 will feature 16 teams fighting for the prize, which was $1 million last year. Defending champion Na'Vi from Ukraine returns with hopes of taking home another championship. The other teams that have been invited are DK, Complexity, Orange, and Absolute Legends. Keep an eye out for the remaining teams to be announced in the coming weeks.