With the end of the coming year IndieDB will once again be searching for the best of the lot. A lot of games have gotten acclaim from wearing the indie game crown
(Minecraft, PC)
Out of the indie titles I've played in 2012, Hotline Miami gets my vote. I have yet to play Mark of the Ninja, but I did purchase it recently during the Steam Black Friday sale for half off, and I'm looking forward to it.