1983: Pittsburgh’s Keith Gary twisted around Ken Anderson's helmet. Anderson missed the next three games.
2005 wild-card playoff: On the Bengals’ second offensive play from scrimmage, Carson Palmer’s knee ligaments were torn after Steelers lineman Kimo von Oelhoffen hit the quarterback low.
2008: Hines Ward breaks Bengals linebacker Keith Rivers' jaw on a block. The injury ended Rivers’ season.
2014 Week 17: The Bengals’ Reggie Nelson injured Le'Veon Bell in the regular-season finale. Bell ends up missing the Steelers' subsequent playoff loss against the Ravens. Bengals wide receiver A.J. Green also suffered a concussion in that game, which caused him to miss the Bengals’ playoff game the next week.
2015 Week 8: Bell had his knee twisted awkwardly underneath him as Bengals linebacker Vontaze Burfict tackled him. Bell suffered a torn MCL and was placed on season-ending injured reserve.
2015 wild card: Vontaze Burfict drives Ben Roethlisberger to the ground. Roethlisberger was carted off the field with a shoulder injury. Later, Antonio Brown is hit in the head by Burfict, who was penalized for unnecessary roughness. Brown was diagnosed with a concussion.