Warren Powers - All-Time Roster - History | Raiders.com
Warren Powers
Number: 20
Position: DB
Years: 1963-68
School: Nebraska
The first player to truly showcase No. 20, Powers played in 63 games and intercepted 22 passes and accumulated 366 return yards. He returned 2 picks for touchdowns. His 22 INTs rank 10th all-time in team history.