Ravens–Steelers rivalry – Wikipedia

The Ravens–Steelers rivalry is a National Football League (NFL) rivalry between the Baltimore Ravens and the Pittsburgh Steelers. It is widely considered to be one of the greatest and most intense rivalries in the NFL. Both teams are members of the American Football Conference North division (formerly the AFC Central). Since the Ravens’ inception in 1996, they have played at least twice a year, often for divisional supremacy.

https://en.wikipedia.org/wiki/Ravens%E2%80%93Steelers_rivalry