Cataclysm-Ignis

Cataclysm Ignis introduces a powerful new boss with unique mechanics and a challenging fighting system to your Minecraft world.
Unofficial Addon
How to Summon Ignis
You will need to click with the eye on the nethereck to show the boss structure.
Upgrading Armor
To upgrade the armor, you will need the blacksmith model that is found in the Strength.