Mountain by David O'Reilly, maybe best known for his game work on "Her" and his full episode of Adventure Time, is a very strange game You seemingly have no control over a mountain and it does things like contemplate it's own existence. Weird.
Some nominees up for awards for the event have some eye-catching titles with some re-imagined dungeon crawlers.
Crawl by Barney Cumming and David Lloyd of Powerhoof is a multiplayer dungeon crawler with a twist. The other players are the monsters. You play as both a hero and fiends. Your friends are monster trying to kill you during your quest, if they kill you, they become the hero and you can try and kill them as a wondering spirit that can set traps and inhabit monstrous beings.