American Pit Bull Terrier: The American Pit Bull Terrier is a muscular and athletic breed known for its strength and agility.
American Staffordshire Terrier: The American Staffordshire Terrier is a stocky and muscular breed with a loyal and affectionate temperament.
Staffordshire Bull Terrier: The Staffordshire Bull Terrier is a medium-sized and muscular breed known for its courage and loyalty.
Bull Terrier: The Bull Terrier is a strong and muscular breed with a distinct egg-shaped head and a playful, energetic nature.
American Bulldog: The American Bulldog is a powerful and muscular breed known for its strength and protective instincts.
Boxer: The Boxer is a medium to large-sized breed with a strong, athletic build and a friendly, playful demeanor.
Dogo Argentino: The Dogo Argentino is a large and muscular breed originally bred for big-game hunting. They are known for their strength and loyalty.
Cane Corso: The Cane Corso is a large and imposing breed with a strong and muscular build. They are known for their protective nature and loyalty.