“Who wants to play HoN? The always Linux-friendly S2 Games has
provided trial keys for Heroes of Newerth, the DoTA-inspired
strategy game.“To receive a key, comment below (be sure your user account has
a working e-mail address first!). Each trial key allows for 10 free
games; there is no time limit on the life of the key, it just
expires when you’re done playing 10 games.”