ACQUIRED: Signed with the Riders in February 2020; signed extension in February 2022.

YEARS WITH THE RIDERS: 3

YEARS IN THE CFL: 3

2022: Robertson played in 14 games last season, and finished tied for fourth in the CFL with nine sacks, despite missing four games due to injury. He also tallied 21 defensive tackles, one interception, one pass knockdown, one tackle for loss and a league-best five forced fumbles.

PRO:  Spent time with the Arizona Cardinals, Washington Football Team and Seattle Seahawks over the last three seasons playing in 16 preseason games – where he made 4.5 sacks – and six regular season games, making four career tackles. In 2021, he saw action in 11 regular season games for the Riders and recorded 10 defensive tackles, two special team tackles and five sacks. In the West Division Semi-final, Robertson got five more tackles (three defensive and two special teams) and a sack.

COLLEGE: Robertson spent five seasons at Texas Tech where he played in 40 games, made 227 tackles, 22 sacks, 39.5 tackles for a loss, two interceptions, one touchdown, eight pass knockdowns, seven forced fumbles and four fumble recoveries. As a senior, he led the team in tackles for a loss (13.5 tackles for 40 yards), sacks (five) and quarterback hurries (three). Robertson arguably had his best season as a junior where he was named All-Big 12 second team and AP All-Big 12 first team. He started in all 12 games that season making 81 tackles, 13 sacks, 15.5 tackles for a loss, seven quarterback hurries, three forced fumbles, three pass breakups and a fumble recovery. By the end of the 2014 season he led the team in tackles, sacks, tackles for loss, quarterback hurries and forced fumbles, leaving him sixth in country in sacks and first in the Big 12 Conference. Additionally, Robertson became the first Red Raider in the Big 12 era with a sack in six consecutive games.