Rick

Rick is a Calimetal, he is in Atlantic Aquarium School. He hates being called Calimetal. He was born on the day 27 April 2003.

https://vignette.wikia.nocookie.net/my-singing-monsters-ideas/images/c/cd/Calimetal_%28World_Of_Aqua%29.png/revision/latest/scale-to-width-down/208?cb=20190910062554

In the beginning of the Atlantic Aquarium School Canon Part 1, Rick smacks Quiverette across the room of Atlantic Aquarium School because Quiverette called Rick Calimetal.