What is doot revenant?

As an AI language model, I don't have any prior knowledge about "doot revenant," but generally, the term "revenant" refers to a supernatural force or entity that has returned from the dead, commonly associated with vengeance or unfinished business. "Doot" is a term often used in internet memes as a reference to the sound of trumpets or similar instruments, particularly in the context of skeletons or other spookiness. Therefore, "doot revenant" could be interpreted as a skeleton-like creature with a grudge or desire for revenge. It may also be a character or concept in a video game, book, or other media that utilizes these themes.