DOTA 2 will be free-to-play, but will “have some twists,” says Gabe

[Panama]

spurgeonryan said:
Zarx is interested but he already has post more than a few threads on the matter. Wasn't the first one free as well, since it was basically not really even a game, but something made by users?

Think of it as a mod, but you still need to buy the core game to play said mod.