In the gritty and immersive world of "Zombie Invasion: FPS Defense," players are thrust into a heart-pounding mobile first-person shooter experience like no other. As the world succumbs to a relentless zombie apocalypse, humanity's last hope lies in the hands of the bravest survivors. In this action-packed adventure, players must gather resources, upgrade their gear, and engage in intense battles to reclaim the infected city. As a skilled marksman, players are equipped with an arsenal of deadly weapons, ranging from powerful pistols to precision sniper rifles, enabling them to deal with the undead menace. Each weapon can be customized with various attachments and enhancements, ensuring they are optimized for maximum zombie slaying efficiency.