This rooster is of the Aseel breed.
It is an ancient and powerful breed of chicken, originally from India and Pakistan. The main features of this breed are:
Superior Posture: They have a strong body and a unique, upright standing posture.
Fighting Spirit: Aseel chickens are known worldwide for their courage and fighting nature.
Physical Structure: They have long, strong legs, a slightly curved beak (like a hawk), and a long neck.