Thorny

The Thorny is encountered in the Ossuary. One appears as an elite key guardian in High Peak Castle, occupying the green room.

Behavior
Attacks by rolling in a ball towards the player, dealing contact damage and knock-back. Dodge roll through their roll attack and attack them when they get out of their ball form.

If you attack these enemies with a melee weapon while their spiked back is facing you, you will take damage.