"The Hexer," also known as "The Witcher: Hexer," is a Polish fantasy film released in 2001. It is based on the works of Andrzej Sapkowski and serves as a film adaptation of the "Witcher" series. While it shares themes and characters with the broader "Witcher" universe, it is not a TV series. Instead, it was created to explore the adventures of Geralt of Rivia, the main character, in a cinematic format.

Yes, "The Hexer" is based on "The Witcher," a series of fantasy short stories and novels written by Polish author Andrzej Sapkowski. Released in 2001, "The Hexer" is a film adaptation that features Geralt of Rivia, a monster hunter known as a witcher. The movie incorporates elements from Sapkowski's lore, although it received mixed reviews and is considered less successful compared to later adaptations, such as the popular Netflix series.

"The Witcher: Hexer," often referred to as "The Witcher 2025," is a new film set in the Witcher universe. It is not a series but rather a standalone movie that aims to expand on the stories and lore of the Witcher franchise. The film is expected to explore new characters and narratives within the established fantasy world created by Andrzej Sapkowski. As of now, details about the plot and characters remain limited, but fans are eager to see how it connects to the existing Witcher adaptations.

"The Witcher: SIREN of the Deep" is not a movie; it is a fan-made animated short film set in the Witcher universe. It explores themes and characters from the popular Witcher franchise, which includes novels, video games, and a Netflix series. The project showcases the creative potential of fans and adds to the lore of the Witcher world, but it is not an official production like "The Witcher: Hexer," which is a live-action film adaptation from 2001.