Name of the plugin you want:
☛ Boss ~ Unbelievable Custom Monsters
Spigot Link: https://www.spigotmc.org/resources/43-sale-%E2%98%9B-boss-unbelievable-custom-monsters-1-8-9-1-13-2.46497/
Price: 7.79 EUR
How it would contribute towards the betterment of the community: It is a very customizable...