You stir up a massive storm of sharp diamonds in a 30 foot radius, centered on a point in range. When a creature enters the area for the first time on their turn, or begins their turn inside the area, they take 4d4 rock damage. The Diamond Storm lasts for 3 rounds. When you activate this move, roll a d4. On a result of 3 or 4, your AC is increased by 2 while the Diamond Storm is active.

You stir up a massive storm of sharp diamonds in a 30-foot-radius, 60-foot-high cylinder, centered on a point in range. When a creature enters the area for the first time on a turn or starts its turn there, it takes 4d4 rock damage.

You do not take damage from the storm. For as long as you are in the storm's cylinder, your have +2 to AC.