The Gaping Crevasse is a formidable dungeon in Diablo 4 that houses the fearsome end game boss, Uber Duriel. As this boss guards some of the most coveted Unique and Legendary loot in the game, finding and clearing the Gaping Crevasse presents an exciting challenge for adventurers. The allure of rare treasures draws many brave souls to this treacherous location, but only the most prepared will emerge victorious.