https://www.chaoscode.io/resources/zombiehorde.120/

ZombieHorde 0.2.7

Create hordes of zombies that roam around your server looking for brains

ZombieHorde

Create hordes of zombies (customizable murderers) that roam around your server in packs. Features - Horde members will stick together, they will wander the map and target enemies as a group - Hordes can merge together when in proximity to create a even larger horde - Spawn a specified amount of hordes when the plugin loads, and respawn them as they are killed - Option to make the horde gain members over time - Option to make the horde gain a member when they kill a player - Option for headshot instant kills - When a horde loses sight of a target they will attempt to find that target by travelling to the last location they saw them, if they don't they will continue wandering - Customizable health, damage multiplier and kits for horde members