From the PJ Masks episode: Gekko and the Opposite Ray
One of Romeo's inventions; improved, newed and more precise to shoot. Romeo use this ray again on catboy, owlette AND gecko, meaning that two evil versions of the PJ Masks return and a new one enters; Night Panther (Catboy), Dark Owl (Owlette) and introducing Beast Rex (Gecko).
Not only them, also Prince Poltergeist, Angelic Swan, Power Yard and Blossom Gust were Romeo's new victims, turning them into: King Specter, Malbatross, Penalty and Thorn Breeze. Now the city faces a great danger with six heroes who are under the evil genios boy's control