The Abyss

This game has jump scares here and there and the game itself is very dark. You are sent by the military to visit The Abyss. It's a mysterious place that appeared at the core of Earth. Choose a class out of the 6 available and shoot abyssal zombies, some are immune to certain attacks, some can perform special attacks and some are just basic zombies. Explore deeper and deeper, get stronger classes later on too!