What is berserk ougon jidai hen?

Berserk Ougon Jidai-hen is a series of three anime films based on the manga series Berserk by Kentaro Miura. The films were released in Japan from 2012-2013. The trilogy follows the story of Guts, a lone mercenary, as he fights his way through a world filled with demons and evil beings while searching for his place in the world and his revenge against his former friend, Griffith. The films are known for their intense and violent scenes, as well as their stunning animation and art style. The final film, titled "Berserk: The Golden Age Arc III - The Advent," was released in Japan on February 1, 2013.