Sundering Charms Drop Rate Getting a specific Sundering Charm is about as rare as getting a Griffon's Eye. With about 550 Magic Find, Andariel and Duriel have a 1 in 450 chance to drop a Sundering Charm. With about 550 Magic Find, Mephisto, Diablo, and Baal have a 1 in 1300 chance to drop a Sundering Charm.