The game looks good, but the mountains are pretty choppy. I think they'd look better if you smoothed them out a bit. This idea has a lot of potential.
A First Person Shooter filled with zombies while you're stuck in an Island trying to escape with a proper Day/Night Cycle. Game is Under Development, this is just a sneak peak for now.
W,A,S,D - Move
Space - Jump
Shift - Run