Tested Minecraft Versions:
1.8
1.9
1.10
1.11
1.12
Languages Supported: Configurable in language files
Notice, that BungeeMode is active by Default and you won't be able to Break / Interact / Perform any Action on any World, enable MultiArena if you need to do something like i said.
Zombies...
1. TrollPlus
2. https://www.spigotmc.org/resources/trollplus-sale-25-off.18662/
3. http://blackspigot.com/downloads/trollplus-1-9.172/
4. $3.75
4. Pls update to version 3.1.4. I from Ukraine, i do not know English well.