Harden yourself with layers of stone, cleansing all crowd control debuffs and granting immunity to both stagger and crowd control debuffs for 5s.
Item Major Heartrune of Stoneform can be crafted on Stonecutting Table tier III. You need 1 of Minor Heartrune of Stoneform, 5 of Runestone, 5 of Gypsum Orb, 5000 of Umbral Shard, 5 of Corrupted Lodestone, 3 of Sulfur. In results you get 1 of Major Heartrune of Stoneform with 560 gearscore. For crafting required Stonecutting skill with level 0 or higher.