Harden yourself with layers of stone, cleansing all crowd control debuffs and granting immunity to both stagger and crowd control debuffs for 5s.
Item Brutal Heartrune of Stoneform can be crafted on Stonecutting Table tier III. You need 1 of Major Heartrune of Stoneform, 10 of Wooden Coin, 10 of Gypsum Orb, 5 of Runestone, 5 of Corrupted Lodestone, 10 of Sulfur. In results you get 1 of Brutal Heartrune of Stoneform with 625 gearscore. For crafting required Stonecutting skill with level 0 or higher.