Giant Beasts of Ars (アルスの巨獣, Arusu no Kyojū) is an original Japanese anime television series animated by Asahi Production and produced by DMM Pictures. It is directed by Akira Oguro and written by Norimitsu Kaihō, with Shūji Katayama and Akinari Suzuki composing the music. Original character designs are provided by Ashito Ōyari, while Hiroshi Shimizu and Masato Kato adapt the designs for animation. It aired from January 7 to March 25, 2023, on the Super Animeism programming block on MBS and other affiliates. Penguin Research performed the opening theme song "Hengen Jizai" (変幻自在, "Morphing Existence"), while Harumi performed the ending theme song "Na mo Nai Hana" (名もない花, "The Nameless Flower"). Sentai Filmworks licensed the series outside of Asia. Bilibili licensed the series in Asia-Pacific and streams it on Ani-One YouTube channels. A manga adaptation by Toshinori Ito began serialization online via Kobunsha's Comic Nettai manga website on January 27, 2023.