One of the biggest online competitions will conclude this week. With over 150 games played, joinDOTA's The Defense 3 is one of the biggest Western online competitions, featuring a prize pool of $20,000. This Saturday, Virtus Pro and Fnatic will battle for the first place in a tough best-of-five Grand Final. It is time to look back onto the entirety of the tournament and see which heroes are most popular and how trends evolve over the span of four months.