English Mastiff: English Mastiffs are one of the largest and heaviest dog breeds.
Bullmastiff: Bullmastiffs are a mix of Bulldog and Mastiff breeds.
Neapolitan Mastiff: Neapolitan Mastiffs are instantly recognizable by their loose.
Tibetan Mastiff: Tibetan Mastiffs are an ancient breed known for their independence and protective instincts.
Boerboel: Boerboels are a South African breed known for their loyalty and protective nature.
Dogue de Bordeaux: Also known as the Bordeaux Mastiff or French Mastiff, this breed is known for its powerful build and distinctive wrinkled face.
Spanish Mastiff: Spanish Mastiffs are a large and ancient breed known for their guarding abilities and calm demeanor.
Brazilian Mastiff (Fila Brasileiro): The Brazilian Mastiff is a breed from Brazil known for its tracking and guarding abilities.