Irving, who last played for the Dallas Cowboys in 2018, is reunited in Las Vegas with Raiders defensive line coach Rod Marinelli. In 37 games played, Irving has 30, QB hits, 12.5 career sacks and five forced fumbles.
Mariota, a six-year vet out of University of Oregon, signed as an unrestricted free agent with the Raiders in March 2020. He was placed on the Reserve/Injured list on Sept. 7, 2020.
View photos of the Las Vegas Raiders 53-man roster as it currently stands.
S Johnathan Abram
WR Nelson Agholor
CB Damon Arnette
T Trent Brown
RB Devontae Booker
K Daniel Carlson
QB Derek Carr
TE Derek Carrier
P AJ Cole
DE Maxx Crosby
WR Bryan Edwards
DE Clelin Ferrell
G/T Denzelle Good
DT Johnathan Hankins
S Erik Harris
C Rodney Hudson
DT Maurice Hurst
FB Alec Ingold
G Gabe Jackson
RB Josh Jacobs
OL Andre James
CB Isaiah Johnson
WR Zay Jones
S Lamarcus Joyner
DE Arden Key
LB Nick Kwiatkoski
CB Nevin Lawson
S Dallin Leavitt
LB Cory Littleton
QB Marcus Mariota
LB Raekwon McMillan
T Kolton Miller
TE Foster Moreau
LB Nicholas Morrow
CB Trayvon Mullen
DE Carl Nassib
CB Keisean Nixon
G Patrick Omameh
T Brandon Parker
QB Nathan Peterman
WR Hunter Renfrow
RB Jalen Richard
RB Theo Riddick
CB Amik Robertson
WR Henry Ruggs III
LS Trent Sieg
G John Simpson
DE Chris Smith
DE Kendal Vickers
TE Darren Waller
LB Kyle Wilber
TE Jason Witten
T Sam Young
