Stormgirdle

Stormgirdle is a wide belt made of thick leather branded with the symbol of Kord, and one of the Vestiges of Divergence. The girdle's clasps are made from dragon ivory. It has not yet appeared on Critical Role.

Dormant state
Once you use the girdle's Storm Avatar property, that property can't be used again until the next dawn.
 * You have resistance to lightning damage and thunder damage, and your Strength score becomes 21 if it isn't already 21 or higher.
 * You can use an action to become a Storm Avatar for 1 minute, gaining the following benefits for the duration:
 * You have immunity to lightning damage and thunder damage.
 * When you hit with a weapon attack that normally deals bludgeoning damage, it deals thunder damage instead. When you hit with a weapon attack that normally deals piercing or slashing damage, it deals lightning damage instead.
 * As a bonus action, you can choose one creature you can see within 30 feet of you to be struck by lightning. The target must make a DC 15 Dexterity saving throw, taking 3d6 lightning damage on a failed save, or half as much damage on a successful one.

Awakened state

 * Your Strength score becomes 23 if it isn't already 23 or higher.
 * Your Storm Avatar's lightning strike increases to 4d6 lightning damage.
 * While transformed into a Storm Avatar, you gain a flying speed of 30 feet and can hover.

Exalted state

 * Your Strength score becomes 25 if it isn't already 25 or higher.
 * Your Storm Avatar's lightning strike increases 5d6 lightning damage.
 * You can cast Control Weather from the girdle. This property can't be used again until the next dawn.