Immortal Hounds (不死の猟犬, Shinazu no Ryōken) is a Japanese seinen manga series written and illustrated by Ryō Yasohachi.

The manga received a sequel titled Immortal Ridge (不死の稜線, Shinazu no Ryōsen), which shows the story from the perspective of Vectors.

[20] Reviewing the manga for the Fandom Post, Matthew Warner found the first volume to have a "truly intriguing setup", praising the action and pacing, as well the way in which new information is introduced.

[22] Of the fourth volume, Warner criticized the unexpected capture of the Escape Artists, saying that it derailed the series and made it "a bit weaker and more detached".

[23] The manga was chosen as part of the Young Adult Library Services Association's 2017 list of Great Graphic Novels for Teens.