Metal Slug Zombies Return! Zombies are attacking your fort, so you need to take them out as efficient and as fast as you can to help save your city.
The more Zombies you take out in Metal Slug the more money you earn for the end of each wave of enemies giving you access to better guns and upgrades!
Controls Metal Slug Zombies Return Controls:
Mouse- Aim / Shoot.
1-7 - Select Weapon.
Space Bar - Pause.