Joseph Luster
February 14, 2023 
Nanaki Nanao’s HELCK manga previously announced plans to be adapted into anime, and now we know where that anime is headed. According to a press release, HIDIVE aims to stream the series when it airs as part of the Summer 2023 season.
Tatsuo Sato is directing the HELCK anime, with Toshizo Nemoto and Mitsutaka Hirota writing and Yoshinori Deno providing character designs for the SATELIGHT production. Katsuyuki Konishi voices Helck and Mikako Komatsu voices Vermilio alongside Yoshitsugu Matsuoka as Azudra, Akira Ishida as Hon and Shiki Aoki as Asta.
An English-subtitled trailer arrived along with the news:
Synopsis:
A certain country in the demon world. The Demon King was defeated by the hands of one of the heroes, and a competition was held for the title of the New Demon King. The Imperial Four Heavenly Kings Vermilio, who is in charge of the tournament, is furious at the participation of the human hero Helck, who is supposed to be his enemy. After receiving news of the fall of the castle of Urum before the final, Vermilio sets out to retake Urum Castle with Helck and other finalists. With a smile, Helck says, “Let’s destroy humans.” Are those words true? The truth behind the smile is…
Source: Press release
