Introducing Zombie Siege Defender, the ultimate casual game where you defend your fortress against hordes of bloodthirsty zombies. Armed with powerful cannons and deadly traps, you must fight off wave after wave of undead attackers and prevent them from breaching your defenses. With each successful defense, you can upgrade your weapons and defenses, making your fortress even more impenetrable. Will you be able to survive the endless onslaught and emerge as the ultimate zombie-slaying champion?