Arnold's Auburn tape in 2025 is a study in contradictions. His 94th-percentile interception rate says he's disciplined — only nine QBs in the country were more careful with the football on a per-attempt basis. His 94th-percentile EPA per carry says he punishes defenses with his legs, finishing runs (81st-percentile rushing TD rate) and occasionally breaking one (75th-percentile explosive run rate). Those are legitimately NFL-caliber rushing numbers for a quarterback.
The passing game is a different reel. A 16th-percentile EPA per dropback, an 11th-percentile explosive pass rate, and a 2nd-percentile sack rate — meaning he was getting sacked on over 12% of dropbacks, dead last in the country — paint a picture of a passer who hasn't found comfort in a pro-style pocket. The Auburn offensive system wasn't kind to him, but the numbers were hard enough that he lost the starting job.
Now he lands at UNLV under Dan Mullen, who has one of the better track records in the sport of building mobile quarterbacks into complete starters. If Mullen can simplify Arnold's reads, widen the run-pass option menu, and rebuild his pocket confidence in a lighter Mountain West schedule, 2026 could be the season Arnold finally matches his recruiting pedigree. The talent is there. The question is whether the right system has finally found him.
First evidence, 2026: in the opener against Memphis, the profile inverted. The arm carried the offense -- 25-of-37 for 291 yards, two touchdowns, no interceptions, plus a rushing score, every point UNLV put on the board -- while the ground game was bottled at 2.6 a carry on 21 attempts. One game is one game, and the Rebels lost it 27-21 by giving up the last thirteen points.
The next two weeks argued both sides of the profile again. At Hawai'i, the passing reverted to modest (8-of-18, 116 yards, no touchdowns) but the legs carried the offense to a 21-6 win -- 89 yards and two rushing touchdowns on 16 carries, UNLV's first win of the season. Then North Texas: 18-of-27 for 194 yards but no touchdowns through the air, and the legs vanished, 14 carries for -11 yards behind a line that couldn't hold up. A 44-6 loss, the widest margin of Mullen's UNLV tenure. Three games in, Arnold has carried the offense with his arm (Memphis), carried it with his legs (Hawai'i), and been overwhelmed on both fronts at once (North Texas) -- the swings are the story now as much as the ceiling is.