Z World Merge: I am Hero

After 100 years of that great war, the world once again faced the invasion of a raging zombie wave. Starting from the most basic ordinary zombie, you grow through genetic fusion and tactical deployment, gradually establishing a powerful anti zombie army. Each precise merger enhances the combat effectiveness of the legion, unlocking stronger suppression skills and defensive fortifications. Lead your constantly evolving anti zombie army to defeat the zombie horde and ultimately restore order and peace to the world.