The Majestic Tree Hound is a relatively modern variety of crossbred dog, belonging to the coonhound/bloodhound group. It is a large breed, with males averaging over 100 pounds. They have long low-set earage, heavy flew, and dewlap similar to their ancestors from the Ardennes. They carry more excess skin on average than the American Blue Gascon Hound. As a modern crossbreed, it is not formally recognized by the Fédération Cynologique Internationale.
Adapted from Wikipedia, CC BY-SA 4.0 — https://en.wikipedia.org/wiki/Majestic_Tree_Hound