The following Leviathan Episode 12 English Subbed has been released. Gogoanime is the best site to watch Leviathan SUB/DUB online, so please Bookmark and enjoy a free download!!!

Leviathan
リヴァイアサン
Status: Completed Studio: Orange Released: Jul 10, 2025 Type: ONA Episodes: 12 Censor: Censored Casts: Fujiwara Natsumi, Fujiwara Takahiro, Genda Tesshou, Hazama Michio, Higa Ryousuke, Kobayashi Naoto, Kusumi Naomi, Murase Ayumu, Namura Yukitarou, Niwa Satoshi
Set in a war-torn reimagining of 1914, Leviathan follows Alek, a fugitive prince of the Austro-Hungarian Empire, and Deryn Sharp, a daring young girl disguised as a boy to serve in the British Air Service. When fate throws them together aboard the HMS Leviathan, a massive, living airship made from genetically engineered creatures, they embark on a world-changing adventure that will challenge everything they know about war, loyalty, and identity.
(Source: Netflix)
Leviathan