First of all, link!
http://store.steampowered.com/app/35720/Secondly, the Trine games are really fun puzzle platformers with brilliant soundtracks that everyone should try out.
Finally, the main reason I made this post, I want to play Trine 2 Co-op on my first playthrough. So, I'm wondering if there's anyone here that's interested in playing Trine 2 because it's the coolest thing ever, I promise.