Richardson (6-3, 294), who played for the Minnesota Vikings in 2018, rejoins the club following two seasons with the Cleveland Browns. A first-round pick (13th overall) out of Missouri in the 2013 NFL Draft, Richardson spent the first four years of his career with the New York Jets where he played in 58 games with 56 starts. The St. Louis, Missouri, native was named the 2013 Associated Press Defensive Rookie of the Year after he posted a career-high 78 tackles while adding 3.5 sacks and one forced fumble and started the final 15 games of the season. In 2014, Richardson was named to the Pro Bowl after setting a career high with 8.0 sacks, including a career-high 3.0 at Minnesota (12/7/14). During his tenure with the Jets, Richardson posted 242 tackles (142 solo), 53 quarterback hits, 40 tackles for loss, 18 sacks, five forced fumbles and three fumble recoveries.
On September 1, 2017, Richardson was traded to the Seattle Seahawks where he started all 15 games he appeared in and registered 44 total tackles (27 solo), seven quarterback hits, three tackles for loss, 1.0 sack and a forced fumble. Richardson originally signed with the Vikings prior to the 2018 season and started all 16 games for the team, grabbing 49 tackles (26 solo), six tackles for loss, 16 quarterback hits and 4.5 sacks. During his last two seasons with the Browns, Richardson started 31 of the 32 games he appeared in and compiled 126 total tackles (78 solo), 16 quarterback hits, nine tackles for loss, 7.5 sacks, seven passes defensed and four forced fumbles.
The former Missouri Tiger has started 118 of 121 career contests played and has collected 461 career tackles (273 solo), 31.0 sacks, 92 quarterback hits, 58 tackles for loss, 14 passes defensed and one interception while causing 10 fumbles and recovering five.