I would say Halo Reach but that's so boring. I'm going to go back just a bit and say Limbo.
The art style, intelligent puzzles, and incredibly creepy story immerses you so deeply you only wish it wasn't two hours long. Not to mention it has one of the best "boss" fights in recent memories; you know what I'm talking about.
The art style, intelligent puzzles, and incredibly creepy story immerses you so deeply you only wish it wasn't two hours long. Not to mention it has one of the best "boss" fights in recent memories; you know what I'm talking about.