#B'T X

The "B'T X" franchise originated as a manga series created by Masami Kurumada, which was serialized in Kadokawa Shoten's Monthly Shōnen Ace from 1994 to 2000. It was later adapted into an anime television series by TMS Entertainment, airing in 1996, followed by a sequel OVA series, "B'T X Neo," in 1997. The story is set in a futuristic world where advanced mechanical AI creatures, known as B'ts, are powered by human blood and play a central role in conflicts involving the Machine Empire.