After discovering a piece of the legendary Sword of the Sea, siblings Max and May Champion become caught in a struggle between opposing forces from beneath the ocean. Using their martial arts skills, they join forces with Kalyko and their dojo master to protect the magical sword and restore balance to the waters.
| Actor | Role |
|---|---|
| TTyler Weaver Jr.Max Champion | Max Champion |
| DDayna HuorMay Champion | May Champion |
 Caitlin DechelleKalyko | Kalyko |
 Keith CookeMaster of the Dojo | Master of the Dojo |
| TTom FestaCoach | Coach |
 Dante RodriguesCrick | Crick |