I love that PAX tends to showcase loads of indie games.
Crypt of the Necrodancer.
It's pretty much a dungeon crawler using a DDR pad.
I'm really excited about Neverending Nightmare. The artwork on that game is just magical.
Here is a link with some of the big news to come from PAX:
PAX 2013: Here's all the news that's worth your time | TechHive
Is there any other news/games that people have heard of from PAX that they are excited about/looking forward to?