The Overrun mod by dr_alejandro89 adds a new challenge difficulty for 7 days to die. This mod is the perfect way to add spice to your gameplay, adding a bit of challenge to your game while still retaining the majority of stuff.

With this wonderful mod, you can only kill zombies with headshots but shots to the head deal significantly higher damage to zombies.

You can even adjust your spawn items for a more linear gaming experience. With this mod, refresh your gameplay by adding a bit of a challenge to your 7 days to die game. Focusing on more skillful shots and strategy.