<Ul> <Li> Romeo ( voiced by Alex Thorne in the series , Carter Thorne in the short films ) - The main villain in the series . He is a mad scientist who comes up with a variety of devices from his mobile lab . His favorite inventions ( as said in `` Owlette 's New Move '' ) are his Robot , his La - Boggin , his Track - A-Whacker , and Radical Romeo Remote . He once took over the city in `` Gekko and the Mayhem at the Museum '' . </Li> <Li> Luna Girl ( voiced by Brianna Daguanno ) - The secondary villain with a Luna Magnet device . This once included a giant Moon - Ball , which could steal objects and swallow her enemies . She once teamed with her all time enemies while defeating Romeo in `` Gekko and the Mighty Moon Problem '' . </Li> <Li> Night Ninja ( voiced by Trek Buccino in Season 1 , Devan Cohen in the short films and Season 2 ) - A ninja who is the tertiary villain . He and Romeo once teamed up in `` Catboy and the Shrinker '' . <Ul> <Li> Ninjalinos - The minions of Night Ninja . </Li> </Ul> </Li> <Li> Wolfy Kids / Howler , Rip , and Kevin ( voiced by Ethan Pugiotto ) - The quaternary villains . They are the new kids that turn to werewolves when the full moon is out . </Li> </Ul>
<Ul> <Li> Romeo ( voiced by Alex Thorne in the series , Carter Thorne in the short films ) - The main villain in the series . He is a mad scientist who comes up with a variety of devices from his mobile lab . His favorite inventions ( as said in `` Owlette 's New Move '' ) are his Robot , his La - Boggin , his Track - A-Whacker , and Radical Romeo Remote . He once took over the city in `` Gekko and the Mayhem at the Museum '' . </Li> <Li> Luna Girl ( voiced by Brianna Daguanno ) - The secondary villain with a Luna Magnet device . This once included a giant Moon - Ball , which could steal objects and swallow her enemies . She once teamed with her all time enemies while defeating Romeo in `` Gekko and the Mighty Moon Problem '' . </Li> <Li> Night Ninja ( voiced by Trek Buccino in Season 1 , Devan Cohen in the short films and Season 2 ) - A ninja who is the tertiary villain . He and Romeo once teamed up in `` Catboy and the Shrinker '' . <Ul> <Li> Ninjalinos - The minions of Night Ninja . </Li> </Ul> </Li> <Li> Wolfy Kids / Howler , Rip , and Kevin ( voiced by Ethan Pugiotto ) - The quaternary villains . They are the new kids that turn to werewolves when the full moon is out . </Li> </Ul>
who plays the voice of night ninja in pj masks
who plays the voice of night ninja in pj masks
Devan Cohen Trek Buccino
Devan Cohen Trek Buccino