This Mod Lets You Spawn Lots Of Zombies That Attack You
You Can Even Spawn Them During Cut-Scenes :)
Press "Y" To Spawn The Zombies

Video: https://www.youtube.com/watch?v=KjFM8CDOeo0

Installation:
Put "Zombie Spawner v1.00.cs" in scripts folder where GTA V is installed

Requirements:
-ScriptHookVDotNet
-ScriptHookV

Mod Made By SpiderMight

Version 1.00