Dragon Turtle’s Claw

Weapon (club or greatclub), rare   Carved from the claw of a dragon turtle, this huge club sports a thriving ecosystem of halophilic moss, barnacles, and seaweed. You have a +1 bonus to attack and damage rolls made with this magic weapon.   Turtle’s Steam. As an action you can slash at the air or water in front of you with the claw, creating a 30-foot-cone of hot steam. All creatures in the area must make a DC 15 Constitution saving throw. On a failure, a creature takes 3d10 fire damage. On a success, it takes half as much damage. Being underwater doesn’t grant resistance against this fire damage. Once you have used this property, you can’t do so again until you finish a long rest.