McDonald: **Returns for his second year with the Silver and Black…Played in four games and notched one special teams tackle last year after originally joining the team as an undrafted free agent…Spent nine weeks on the practice squad…Played in 23 games at Eastern Washington where he recorded 121 tackles (80 solo), four INTs and one sack.

McCants:Begins his fourth season in Oakland after joining the team in 2013…Played in two games last year, contributing primarily on special teams…Has appeared in 26 games with three starts in his career…Was drafted by the New York Giants in the sixth round (201st overall) of the 2012 NFL Draft.

McGloin:Begins his fourth season with the Raiders after playing in 10 games with six starts over his first three years…Has thrown for 1,818 yards on 153-of-262 passing with 11 TDs, 11 INTs and a 76.2 quarterback rating in his career…Played in two games last year, throwing for 142 yards on 23-of-32 passing with two TDs and one INT…Originally joined the team as an undrafted free agent in 2013.

Roberts:Rejoins the Raiders for his third season after originally signing with the team as an undrafted free agent in 2014…Enjoyed a breakout season in 2015, playing in all 16 games with five starts and posting 32 receptions for 480 yards (15.0 avg.) and five TDs…Recorded two game-winning TD receptions, a 12-yarder in Week 2 vs. Baltimore with 26 seconds left and a 12-yarder in Week 12 at Tennessee…Posted a career-high 113 receiving yards in Week 12 and two TDs on six receptions.

Thorpe:Returns for his third season with the Silver and Black after signing with the Raiders as a reserve/future free agent in 2014…Played in 14 games with two starts in 2015, posting 36 tackles (33 solo), one INT and six passes defensed…Career totals include 37 appearances and two starts with 42 tackles (38 solo), nine passes defensed and one INT…Originally signed with the Kansas City Chiefs as an undrafted free agent out of Auburn in 2012.