The Mastiff is a true gentle giant, once bred for guarding castles and standing off invaders—today, they’re more likely to guard your sofa. Their brindle-colored coats give off serious regal vibes, ...

Their unique brindle coat is low-maintenance ... Of course, we can’t forget the legendary Cane Corso, the Great Dane, or the Tibetan Mastiff—large dogs that were initially bred to guard with unmatched ...