The Dota 2 International is announced with a massive $1 million prize. It is to be held in Cologne Gamescom 2011. NaVi go on to win the event.
The International is the first public Dota 2 event and will give the tens of millions of gamers playing Dota around the world their first look at the new game, said Gabe Newell, president and founder of Valve. I have had the good fortune to watch the competitors as they prepare for the tournament, and the level of play is extraordinary.