Stanton served as backup quarterback to Carson Palmer whom the Cardinals acquired from the Oakland Raiders on April 2 , 2013 .
On March 13 , 2013 , Stanton signed a three - year , $8.2 million contract with the Arizona Cardinals .
Stanton served as backup quarterback to Carson Palmer whom the Arizona Cardinals acquired from the Oakland Raiders on April 2 , 2013 .
On March 13 , 2013 , Stanton signed a three - year , $8.2 million contract with the Arizona Cardinals .