The 13 Greatest Yankees Feuds

6 of 13

Steinbrenner vs. Don Mattingly

Photograph By Vincent Riehl/NY Daily News/Getty Images

Although Steinbrenner was banned from the game at the time, Donnie Baseball -- the Yankees' rapidly declining captain -- got benched in 1991 for having long hair, a violation of The Boss' infamous grooming policy. In 1995, Mattingly's final year in the bigs, a back-page tabloid story suggested he should retire. Mattingly was convinced The Boss was behind it.