At the turn of the century, all of the Earth's monsters have been rounded up and kept safely on Monsterland. Chaos erupts when a race of she-aliens known as the Kilaaks unleash the monsters across the world. Akira Kubo, Jun Tazaki, Yukiko Kobayashi, Yoshio Tsuchiya, Chōtarō Tōgin, Yoshifumi Tajima, Kenji Sahara Added on HBO 2023-06-27, leaving 2024-10-01. Youtube Trailer