Nerissa, under the disguise of Chelsea Van Der Zee, is the main antagonist of Dreamworks Animation's 44th feature film, Ruby Gillman, Teenage Kraken. She is an evil mermaid wanting revenge on Kraken-kind for stealing the Trident of Oceanus.
Trivia[]
Chelsea's last name in her fake alias is Dutch for "of the sea," the first hint that she is a mermaid.
Chelsea Van Der Zee is a parody of Princess Ariel from Disney's The Little Mermaid in appearance, In fact Chelsea and Ruby's rivalry resembles Ariel's and Ursula's rivalry. However, in this film's twist, The mermaid is the villain and The octopus woman is the hero. Also in both movies, at the climax, the characters turn gigantic.
Coincidentally, both The Little Mermaidand Ruby Gilman Teenage Kraken were both released in 2023 with a month release time span (May and June respectively).