Key Points

• Calgary Stampeders sign five American players to practice-roster agreements.
• Players are added for a one-month period, expanding the practice roster to 15.
• The signings come as the Stampeders release global defensive lineman Aaron Donkor.

Clifford Chattman – Defensive Back

Clifford Chattman hails from the University of Texas at San Antonio. Standing 6 feet 5 inches and weighing 198 pounds, the New Orleans native recently had a training stint with the NFL’s Atlanta Falcons. At UTSA, Chattman impressed with 90 tackles, five interceptions, and 15 passes defended in 18 games over two seasons. He was named first-team all-Conference USA in 2022. Before joining UTSA, Chattman spent two seasons at Texas A&M, where he made 35 tackles and had one interception.

Will Choloh – Defensive Lineman

From Troy College, Will Choloh weighs in at 282 pounds and stands 6 feet tall. Born in Liberia, Choloh made a name for himself in the Sun Belt Conference, earning all-star honors four times. He played 62 games for Troy, accumulating 200 tackles, 20.5 sacks, and three blocked kicks. Interestingly, he is a cousin of NFL running back Alvin Kamara.

Toby Ndukwe – Defensive Lineman

Toby Ndukwe, a product of Sam Houston State University, recently appeared in three pre-season games for the Pittsburgh Steelers. The 6-foot-1, 236-pound Texan had 34 tackles, 0.5 sacks, and an interception during his senior year. Prior to that, Ndukwe played for Southern Methodist University, registering 26 tackles, 4.5 sacks, and a fumble recovery in 43 games.

Tyler Richardson – Defensive Back

Tyler Richardson stands 5 feet 10 inches and weighs 188 pounds. The Cincinnati native attended Tiffin University, where he earned all-Great Midwest Athletic Conference honors thrice. Over 37 games, Richardson had 113 tackles, three interceptions, and half a sack. Earlier this year, he attended a rookie mini-camp with the Indianapolis Colts.

Adarius Taylor – Linebacker

Adarius Taylor, standing 5 feet 11 inches and weighing 233 pounds, brings NFL experience to the table. Having played 88 NFL games, Taylor has 140 tackles, two sacks, and three forced fumbles to his name. In college, he played for Florida Atlantic University, amassing 149 tackles and 3.5 sacks in 23 games. Before FAU, Taylor showcased his skills at Eastern Arizona Community College, where he earned first-team all-conference recognition.

Summary of Players Signed

• Clifford Chattman, Defensive Back, University of Texas at San Antonio
• Will Choloh, Defensive Lineman, Troy College
• Toby Ndukwe, Defensive Lineman, Sam Houston State University
• Tyler Richardson, Defensive Back, Tiffin University
• Adarius Taylor, Linebacker, Florida Atlantic University