Amulet of invicibility

An amulet that glows with godly power. When worn you can make yourself go into a godly state that lasts for 10 minutes.While in this state you emit bright light in a 10 circle and dim light for an additional 10 feet. Any creature that is not an Allie and is in this light takes 3d12 radiant damage.You also have immunity to every type of damage. When you attack while in this state your attacks do an extra 3d12 radiant damage. Once you use this action you may not use it until you finish a long rest. This amulet can only be taken off willingly.

Notes: Creation, Buff, Necklace, Jewelry