Scylla (Godzilla: New Age of Monsters)

Scylla is a Villainous sea kaiju that got spawned by the King of Mons himself and first appeared in the very first episode of Godzilla: New Age of Monsters's third season.

Origin
Just like with Bajiris, Scylla is a very intimidating creature spawned by King of Mons.

Trivia

 * Scylla is #19 on Japan's monster list.