Howler is one of the quaternary antagonists in PJ Masks series. He is one of the two male members of the Wolfy Kids and one of the drivers of Wolf Wheelz.
Howler is quite rude and antagonistic towards the PJ Masks and all of the other villains.
- Sonic Howl: Howler can create sonic waves with his howl.
- Superhuman agility: Howler is quite agile, and is able to leap over tall objects. He can run on his hands and feet for extra speed.
- Flight (formerly): In "The Wolfy Plan," he temporarily gained the ability to fly by stealing Owlette's feathers.
- All of Gekko's Powers (formerly): In "Wolfy Powers," Romeo's Vacuum of Doom accidentally gave Howler all of Gekko's powers.
Howler's daytime appearance is unknown, but in the nighttime, he appears in werewolf form along with Rip and Kevin. He has dark gray spiky hair with two white streaks in the front, sideburns, violet eyes, and claws on his fingers and toes. He also wears a black jacket over a red shirt and blue jeans.