Crowborne Horror is a solo arena in The Elder Scrolls Online: Greymoor Chapter. Players must defeat waves of enemies, including the final boss, Crowborne Horror, to complete the arena.
There are several benefits to defeating Crowborne Horror solo, including earning unique rewards, such as the Crowborne Horror Mask and the Crowborne Horror Shoulders. Additionally, completing the arena solo is a challenging but rewarding experience that can help players improve their combat skills.