https://www.humblebundle.com/
I have copies already of over half of these games and I bought them AGAIN for a legit price because they're so good.
This one is particularly good. We are enjoying Sword & Sworcery EP quite a bit amirite? So good. Stuck on it right now because of the REAL MOON PHASES IRL which is pretty awesome.
Psychonauts was wonderful. I played through it last summer.
Bastion was the second best game of 2011.
And I'm too scared to play Amnesia to comment on it.
They're almost at 3 million guys, help 'em out!