When equipped, increases Max MP by 21, Accuracy by 2, Atk. Spd. by 4%, Casting Spd. by 4%, Critical Damage by 15%, power of hold attacks by 30%, resistance to hold attacks by 30%, power of poison attacks by 40% and resistance to poison attacks by 40%. If you equip two identical rings, only one effect will be applied. It can't be exchanged or dropped.