Well, I'd like to say that HoN is just a game, but for me it's something more.
I remember first time I saw my Brother playing HoN after I came back from holdiays. My first mind was: "it's a copy of dota from warcraft, not even that good" (I was a fan of w3 overall ?).
Everything changed when I tried for the first time to play by my own. It was another level of game. A lot of new thing, game was so dynamic with awsome effect. And most important thing: it was hard. Comperetiv to other games HoN was very complicated, but not about to control you hero but about to play as a team, teamw