News
A Wild Last Boss Appeared! TV Anime Reveals 4 More Cast, Early Streaming Debut on September 27, 3rd Promo Video
posted on by Adriana Hazra
The staff for the television anime of Firehead and YahaKo's A Wild Last Boss Appeared! light novel series revealed on Friday new cast members for the anime, its September 27 early streaming preview, third promotional video, and new key visual. The newly announced cast members include:
- Shō Hayami as Demon King Orm
- Miyu Irino as Mars
- Yoshitsugu Matsuoka as Jupiter
- Shun Horie as Southern Cross Sei
The anime's streaming debut will be on ABEMA and U-NEXT on September 27 at 10:30 p.m. JST.
The below video previews the show's opening theme song and ending theme song.

The staff describes the anime:
In the year 2800 of the Mizgard calendar, Rufus Mafarl — feared as the Black-Winged Conqueror — faces his final battle against the heroes known as the Seven Heroes. After an intense fight, his reign of domination comes to an end. Though peace seemed to have returned with his sealing, the balance of power collapses, leaving the world threatened by the devilfolk.200 years later — in a desperate attempt to fight back, humanity summons a new hero. But instead, the overlord Lufas awakens from his long seal!But peace was short-lived, as the collapse of the power balance gave rise to a new threat—devilfolk.

The anime had its world premiere at this year's Anime Expo event.
The anime also stars:
- Ami Koshimizu as Lufas Maphaahl
- Yuri Usui as Dina
- Yukina Shutō as Aries
- Hisako Tōjō as Libra
- Naoya Uchida as Aigokeros
- Mika Kanai as Parthenos
- Kokoro Ōmori as Virgo
- Shunsuke Takeuchi as Sword King Alioth
- Tomoaki Maeno as Wise King Megrez
- Daisuke Hirakawa as Sky King Merak
- Satomi Akesaka as Vampire Princess Benetnasch
Yūya Horiuchi (Nijiyon Animation, Nijiyon Animation 2) is directing the anime at studio Wao World, and WOWMAX is producing the anime. Kazuyuki Fudeyasu (Is the order a rabbit? franchise, Girls' Last Tour) is overseeing the series scripts, Maiko Ebisawa (key animator for Wonder Egg Priority, Sword Art Online: Alicization) is designing the characters for animation, and Takashi Kobayashi (Time Travel Girl, Magikano) and Shōta Ueno (Seirei Gensouki - Spirit Chronicles) are the sub-character designers.
Additional staff include:
- Color Design: Tomoko Kohioki
- Art Director: Yukari Yasuda
- Compositing Director of Photography: Norimasa Teramoto
- Editing: Rina Koguchi
- Sound Director: Sōichirō Kubo
- Sound Production: Tohokushinsha Film Corporation
- Music: TECHNOBOYS PULCRAFT GREEN-FUND
Kishida Kyōdan & The Akeboshi Rockets will perform opening theme song "Level wo Agete Butsuri de Naguru" ("Level Up and Hit with Physical Attacks"). Yuka Nagase performs the ending theme song "Migi Hidari" ("Right and Left").
The franchise's video game adaptation titled A Wild Last Boss Appeared! ~Black-Winged Survivor~ (Yasei no Last Boss ga Arawareta! ~Kuro Tsubasa no Survivor~), will launch in Japanese, English, Traditional Chinese, and Simplified Chinese on Nintendo Switch, PlayStation 5, PlayStation 4, and Steam on October 5 (October 6 on Steam). The action game's Steam page is available now.
Firehead and YahaKo launched the A Wild Last Boss Appeared! (Yasei no Last Boss ga Arawareta!) story on the Shōsetsuka ni Narō (Let's Be Novelists) website in 2015, and the series ended in 2017. Earth Star Entertainment published the ninth and final light novel volume in print in April 2019. J-Novel Club released the novel series digitally in English.
Manga artist Tsubasa Hazuki launched a manga adaptation on the Comic Earth Star manga website in 2017. J-Novel Club is also publishing the manga in English. The book franchise has 1.4 million copies in circulation.
Sources: A Wild Last Boss Appeared! anime's website and X/Twitter account, MoCa News