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Bio Zone plunges you into a desperate fight for survival on a post-2000 Earth ravaged by pollution and overrun with mutated zombies. As the commander of humanity’s last stronghold, your mission is clear: defend against relentless hordes and rebuild civilization! This strategic zombie defense game combines classic merging gameplay with intense action. Place and merge powerful weapons within your fortress to combat a diverse range of monstrous enemies. Earn coins by eliminating zombies and invest them in upgrading your arsenal – starting with basic weaponry and evolving into devastating, high-level upgrades through the fortress core interface. Strategic resource management is key as you fortify your base against the unending zombie onslaught. Controls are intuitive: simply drag the left mouse button to place and merge weapons. Don’t let those undead destroy your last hope! Bio Zone offers a thrilling experience for fans of strategy, defense, and zombie games. Prepare for a challenging battle where every decision matters! zombie game,defense game,merge game,strategy game,post-apocalyptic,zombies,fortress defense,weapon merge,online game,mobile game,action game,zombie horde