PixZomb

https://store.steampowered.com/app/882370/JuBOX/?snr=1_5_1100__1100
Pixel-based, In this game you can kill the zombies with your gun and if you can be success, zombie waves will be harder than before. You will be alone and just try to be survive as long as you can. You should be carefull about using armor and healty pack, you must use them when you need in that way you can be survive more than you tought.

• Key Features:

• Endless Wave
  
• Ammo and Health packs.
  
• Easy to learn, simple controls on keyboard and mouse.