$18 million are riding on this massive video game tournament that's happening right now

The International 5 is happening right now.If you don't know what that means, you're not alone. But its a big deal, with $18 million (and counting) on the line.Video games, like soccer, baseball, and football, have their professional athletes ' extremely skilled players who other fans will spend hours watching play.Pretty much any game can bean eSport. There are even professional "Super Smash Bros." players. But by far the biggest game in eSports is "Dota 2," a freegame from the company behind other popular titles like "Portal" and "Half-Life." The International is its officialannual tournament. And it has all the pomp and circumstance of a major sports event.Here's a player prepping beforea match: A photo posted by Dota 2 Valve Software (@dota2ti)on Jul 23, 2015 at 3:03pm PDT And here's what it looks like with two teams on stage: A photo posted by Dota 2 Valve Software (@dota2ti)on Aug 3, 2015 at 10:23am PDTBlitz and LD casting C9 vs CDEC #ti5 A photo posted by Dota 2 Valve Software (@dota2ti) on Aug 3, 2015 at 7:48pm PDTon Aug 3, 2015 at 7:48pm PDTNewbee's first and last night on the main stage #ti5 A photo posted by Dota 2 Valve Software (@dota2ti) on Aug 3, 2015 at 10:17pm PDTon Aug 3, 2015 at 10:17pm PDT "Dota 2" can be a bit technical, but there are still peoplewho love to watch even though theynever play themselves.Valve broadcaststhe tournament to theatersand streams it online. You can also find a newcomers' stream with entry-level commentary on itswebsite. If you live in Seattle, you can buy tickets to watch live at the KeyArena.For a taste of the action, here's a match from day one of the tournament between teams Na'Vi and Vega Squadron. (Warning: the commentary on this video is geared toward long-time fans and can be a bit opaque if you're a new to this world.)The International 5 runs from August 3 until August 8.Join the conversation about this storyNOW WATCH: Here's why that leaked video of Nintendo's next video game system is totally fake
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