Valve, who is also the developer behind Counter-Strike: Global Offensive, hosts an annual tournament for the best DotA 2 players in the world. Eligible teams of five players can get invites to The International, the biggest match in the game, which always has a nice prize pool and a ton of spectators. While you watch DotA tournaments, you can bet on your favorite teams through Spin Sports Esports. You’ll see a selection of the biggest events in Esports as well as the latest standings and odds and can bet on game and map outcomes. For more battle gaming action, check out the League of Legends Esports markets, too.