Oregon quarterback Marcus Mariota (8) scores a touchdown during the first half. The No. 2 Oregon Ducks play the No. 7 Arizona Wildcats in the Pac-12 Championship at Levi’s Stadium in Santa Clara, California on December 5, 2014. (Ryan Kang/Emerald)

Oregon Ducks offensive linesman Hamani Stevens (54) lifts up Oregon Ducks quarterback Marcus Mariota (8) after Mariota scores his second touchdown. The No. 2 Oregon Ducks play the No. 7 Arizona Wildcats in the Pac-12 Championship at Levi’s Stadium in Santa Clara, California on December 5, 2014. (Taylor Wilder/Emerald)

Oregon Ducks linebacker Tony Washington (91) celebrates with Oregon Ducks linebacker Tyson Coleman (33) after Coleman tackles Arizona Wildcats quarterback Anu Solomon (12). The No. 2 Oregon Ducks play the No. 7 Arizona Wildcats in the Pac-12 Championship at Levi’s Stadium in Santa Clara, California on December 5, 2014. (Taylor Wilder/Emerald)

Oregon running back Royce Freeman (21) hits helmets with an Arizona defensive player during the first half. The No. 2 Oregon Ducks play the No. 7 Arizona Wildcats in the Pac-12 Championship at Levi’s Stadium in Santa Clara, California on December 5, 2014. (Ryan Kang/Emerald)

Oregon running back Byron Marshall (9) tries to juke Arizona safety Tra’Mayne Bondurant (21) during the first half. The No. 2 Oregon Ducks play the No. 7 Arizona Wildcats in the Pac-12 Championship at Levi’s Stadium in Santa Clara, California on December 5, 2014. (Ryan Kang/Emerald)

Oregon wide receiver Charles Nelson (6) sprints downfield during the first half. The No. 2 Oregon Ducks play the No. 7 Arizona Wildcats in the Pac-12 Championship at Levi’s Stadium in Santa Clara, California on December 5, 2014. (Ryan Kang/Emerald)

Oregon linebacker Joe Walker (35) tackles an Arizona offensive player during the first half. The No. 2 Oregon Ducks play the No. 7 Arizona Wildcats in the Pac-12 Championship at Levi’s Stadium in Santa Clara, California on December 5, 2014. (Ryan Kang/Emerald)

Oregon quarterback Marcus Mariota (8) tries to avoid being tackled during the first half. The No. 2 Oregon Ducks play the No. 7 Arizona Wildcats in the Pac-12 Championship at Levi’s Stadium in Santa Clara, California on December 5, 2014. (Ryan Kang/Emerald)

Oregon Ducks offensive linesman Tyrell Crosby (73) lifts up Oregon Ducks running back Royce Freeman (21) after running the ball more than 40 yards down the field. The play was eventually called back because of holding on the offense. The No. 2 Oregon Ducks play the No. 7 Arizona Wildcats in the Pac-12 Championship at Levi’s Stadium in Santa Clara, California on December 5, 2014. (Taylor Wilder/Emerald)

Oregon wide receiver Charles Nelson (6) sprints towards the end zone during the first half. The No. 2 Oregon Ducks play the No. 7 Arizona Wildcats in the Pac-12 Championship at Levi’s Stadium in Santa Clara, California on December 5, 2014. (Ryan Kang/Emerald)

Oregon linebacker Torrodney Prevot (86) tries to grab Arizona quarterback Anu Solomon (12) during the first half. The No. 2 Oregon Ducks play the No. 7 Arizona Wildcats in the Pac-12 Championship at Levi’s Stadium in Santa Clara, California on December 5, 2014. (Ryan Kang/Emerald)

Oregon wide receiver Charles Nelson (6) catches the football during the first half. The No. 2 Oregon Ducks play the No. 7 Arizona Wildcats in the Pac-12 Championship at Levi’s Stadium in Santa Clara, California on December 5, 2014. (Ryan Kang/Emerald)

Arizona quarterback Anu Solomon (12) looks for the pass during the first half. The No. 2 Oregon Ducks play the No. 7 Arizona Wildcats in the Pac-12 Championship at Levi’s Stadium in Santa Clara, California on December 5, 2014. (Ryan Kang/Emerald)

Oregon Ducks quarterback Marcus Mariota (8) tiptoes the ball across the goal line to score the second touchdown of the half. The No. 2 Oregon Ducks play the No. 7 Arizona Wildcats in the Pac-12 Championship at Levi’s Stadium in Santa Clara, California on December 5, 2014. (Taylor Wilder/Emerald)

Oregon wide receiver Keanon Lowe (7) talks to the referees after his helmet came off during a play during the first half. The No. 2 Oregon Ducks play the No. 7 Arizona Wildcats in the Pac-12 Championship at Levi’s Stadium in Santa Clara, California on December 5, 2014. (Ryan Kang/Emerald)

Oregon quarterback Marcus Mariota (8) is hoisted up in the air after scoring a touchdown during the first half. The No. 2 Oregon Ducks play the No. 7 Arizona Wildcats in the Pac-12 Championship at Levi’s Stadium in Santa Clara, California on December 5, 2014. (Ryan Kang/Emerald)

Oregon quarterback Marcus Mariota (8) runs to the receiver position on a trick play during the first half. The No. 2 Oregon Ducks play the No. 7 Arizona Wildcats in the Pac-12 Championship at Levi’s Stadium in Santa Clara, California on December 5, 2014. (Ryan Kang/Emerald)

Oregon running back Royce Freeman (21) braces himself for the tackle by Arizona safety Jared Tevis (38) during the first half. The No. 2 Oregon Ducks play the No. 7 Arizona Wildcats in the Pac-12 Championship at Levi’s Stadium in Santa Clara, California on December 5, 2014. (Ryan Kang/Emerald)

Oregon wide receiver Devon Allen (5) misses the catch during the first half. The No. 2 Oregon Ducks play the No. 7 Arizona Wildcats in the Pac-12 Championship at Levi’s Stadium in Santa Clara, California on December 5, 2014. (Ryan Kang/Emerald)

Oregon quarterback Marcus Mariota (8) looks for the pass during the first half. The No. 2 Oregon Ducks play the No. 7 Arizona Wildcats in the Pac-12 Championship at Levi’s Stadium in Santa Clara, California on December 5, 2014. (Ryan Kang/Emerald)

Oregon Ducks wide receiver Keanon Lowe’s (7) helmet comes off as Arizona Wildcats safety Jared Tevis (38) tackles him to the ground. The No. 2 Oregon Ducks play the No. 7 Arizona Wildcats in the Pac-12 Championship at Levi’s Stadium in Santa Clara, California on December 5, 2014. (Taylor Wilder/Emerald)

Oregon Ducks running back Byron Marshall (9) attempts to catch the ball while Arizona Wildcats safety William Parks (11) tackles him early, resulting in pass interference. The No. 2 Oregon Ducks play the No. 7 Arizona Wildcats in the Pac-12 Championship at Levi’s Stadium in Santa Clara, California on December 5, 2014. (Taylor Wilder/Emerald)

Arizona running back Spencer Marciniak (25) pushes away Oregon defensive back Ifo Ekpre-Olomu (14) during the first half. The No. 2 Oregon Ducks play the No. 7 Arizona Wildcats in the Pac-12 Championship at Levi’s Stadium in Santa Clara, California on December 5, 2014. (Ryan Kang/Emerald)

Oregon wide receiver Charles Nelson (6) stays on his feet during the first half. The No. 2 Oregon Ducks play the No. 7 Arizona Wildcats in the Pac-12 Championship at Levi’s Stadium in Santa Clara, California on December 5, 2014. (Ryan Kang/Emerald)

Oregon defensive lineman Arik Armstead (9) celebrates after a tackle during the first half. The No. 2 Oregon Ducks play the No. 7 Arizona Wildcats in the Pac-12 Championship at Levi’s Stadium in Santa Clara, California on December 5, 2014. (Ryan Kang/Emerald)

The Pac-12 mascots take a selfie during the first half. The No. 2 Oregon Ducks play the No. 7 Arizona Wildcats in the Pac-12 Championship at Levi’s Stadium in Santa Clara, California on December 5, 2014. (Ryan Kang/Emerald)

Oregon wide receiver Darren Carrington (87) is pushed out of bounds during the first half. The No. 2 Oregon Ducks play the No. 7 Arizona Wildcats in the Pac-12 Championship at Levi’s Stadium in Santa Clara, California on December 5, 2014. (Ryan Kang/Emerald)

Oregon running back Royce Freeman (21) stops on a dime to avoid being tackled during the first half. The No. 2 Oregon Ducks play the No. 7 Arizona Wildcats in the Pac-12 Championship at Levi’s Stadium in Santa Clara, California on December 5, 2014. (Ryan Kang/Emerald)

Oregon linebacker Tyson Coleman (33) and Oregon defensive back Erick Dargan (4) force the fumble during the first half. The No. 2 Oregon Ducks play the No. 7 Arizona Wildcats in the Pac-12 Championship at Levi’s Stadium in Santa Clara, California on December 5, 2014. (Ryan Kang/Emerald)

Oregon Ducks linebacker Danny Mattingly (46) talks to a coach on the sidelines during the first half. The No. 2 Oregon Ducks play the No. 7 Arizona Wildcats in the Pac-12 Championship at Levi’s Stadium in Santa Clara, California on December 5, 2014. (Taylor Wilder/Emerald)

Arizona Wildcats quarterback Anu Solomon (12) hands the ball off to Arizona Wildcats running back Nick Wilson (28) during the second quarter. The No. 2 Oregon Ducks play the No. 7 Arizona Wildcats in the Pac-12 Championship at Levi’s Stadium in Santa Clara, California on December 5, 2014. (Taylor Wilder/Emerald)

Oregon Ducks offensive linesman Jake Fisher (75) lifts up Oregon Ducks quarterback Marcus Mariota (8) after scoring the first touchdown of the game. The No. 2 Oregon Ducks play the No. 7 Arizona Wildcats in the Pac-12 Championship at Levi’s Stadium in Santa Clara, California on December 5, 2014. (Taylor Wilder/Emerald)

Oregon Ducks running back Byron Marshall (9) bobbles the ball that was eventually ruled incomplete. The No. 2 Oregon Ducks play the No. 7 Arizona Wildcats in the Pac-12 Championship at Levi’s Stadium in Santa Clara, California on December 5, 2014. (Taylor Wilder/Emerald)

Oregon running back Royce Freeman (21) evades a tackle during the first half. The No. 2 Oregon Ducks play the No. 7 Arizona Wildcats in the Pac-12 Championship at Levi’s Stadium in Santa Clara, California on December 5, 2014. (Ryan Kang/Emerald)

Arizona Wildcats quarterback Anu Solomon (12) looks for an open route while navigating the ball down the field. The No. 2 Oregon Ducks play the No. 7 Arizona Wildcats in the Pac-12 Championship at Levi’s Stadium in Santa Clara, California on December 5, 2014. (Taylor Wilder/Emerald)

Arizona Wildcats running back Austin Hill (29) shifts left to avoid the tackle of Oregon Ducks defensive back Ifo Ekpre-Olomu (14). The No. 2 Oregon Ducks play the No. 7 Arizona Wildcats in the Pac-12 Championship at Levi’s Stadium in Santa Clara, California on December 5, 2014. (Taylor Wilder/Emerald)

Oregon Ducks running back Royce Freeman (21) avoids getting tripped up while running the ball down the field during the first quarter. The No. 2 Oregon Ducks play the No. 7 Arizona Wildcats in the Pac-12 Championship at Levi’s Stadium in Santa Clara, California on December 5, 2014. (Taylor Wilder/Emerald)

Arizona Wildcats running back Tyrell Johnson (2) moves through the cluster of players after catching the punted ball during the first quarter. The No. 2 Oregon Ducks play the No. 7 Arizona Wildcats in the Pac-12 Championship at Levi’s Stadium in Santa Clara, California on December 5, 2014. (Taylor Wilder/Emerald)