"A boomerang made from the fangs of a giant sea serpent. It was a rare weapon indeed that the giant Tupac would call "trusty.""
Decreases Swimming Stamina consumption by 15%. In addition, for 10s after using an Elemental Skill, Max HP is increased by 20%. For every Hydro Elemental Type character in the party, Max HP is increased by another 12%, and the maximum increase that can be achieved in this way is 24%. Can be triggered once every 15s.