This is the third tier helmet in the DragonRealm mod. It is an upgraded version of the Scout Dragon Helmet.
To upgrade this item to the Alpha Dragon Helmet, you must first learn the Alpha Knowledge Tome achievement and have created the Dragon Altar. Place the Dragon Altar on the ground and. While holding the Hunter Dragon Helmet in your hand, Right-Click the Hunter Dragon Helmet on the Dragon Alter. You should hear a Dragon Growl and Thunderclap if successful.
Note: The Hunter Dragon Helmet must have full durability (not damaged) before the upgrade can occur. You can repair it with Dragon Ingots in an anvil or by finding a Dragonsmith.
A debuff will be applied to you if you are holding this item without having first earned the Hunter Master achievement. The debuff is Mining Fatigue II and Slowness IV.