Marina is one of the four main characters in the series. She is a mermaid who lives in a house under the ocean and sits on a rock during the day in Season 1. In Season 2, she lives in a Sandcastle palace that Sharko built, on the Island. Now, she lives on a ship Season 3 and Season 4.
The crossover mashup show focuses on two Australian cadets, Gemma and Pounce, who transform into the superheroes Platybug and Kanga Noir, respectively, to protect the city from supervillains.
