Mizukami Satoshi, the creator of the Lucifer and the Biscuit Hammer manga series, has revealed that an anime adaptation of the work will be released in Summer 2022, covering the whole book. The manga, also known as Samidare of the Stars in Japan, first appeared in Shonen Gahosha's Young King OURs magazine in April 2005 and was completed in November 2010. The following is a link to the announcement tweet:

Plot Summary: The War of the Rings has begun and it's up to the Princess and the Beast Knights to stop Animus the Mage from destroying the world with his ultimate weapon: The Biscuit Hammer, a giant mallet that floats in space. Yuuhi Amamiya, the Lizard Knight, and Samidare Asahina, the Princess Anima, fight against the Mage and his golems to save the world - but only so that they can destroy it themselves.