25. American Bandogge
The American Bandogge is a hybrid of a mastiff and an American bulldog. These bloodlines give the breed its powerful and graceful appearance. Bandogges require active, energetic leadership, compassion, and care. They are intelligent and confident but are not recommended for first-time owners. If threatened, they may react dangerously. With a bite force of 730 psi, they can inflict serious harm.