He played college football for the Ohio State Buckeyes and was selected by the Las Vegas Raiders in the first round of the 2020 NFL draft.

[2] He played in 13 of Ohio State's games the following season as a key reserve at defensive back and recorded 21 tackles with one interception.

[4] As a redshirt sophomore, Arnette started 12 of the Buckeyes 14 games and led the team's cornerbacks with 44 tackles with two interceptions and eight passes broken up and was named honorable mention All-Big Ten Conference.

[10] Arnette was named second-team All-Big Ten at the end of the season, recording 35 tackles, eight passes defended and one interception while playing with a broken wrist.

On October 14, 2020, Arnette allegedly slammed into the woman's car after missing a turn on the way to team practice, then left the scene.

The crash occurred with Arnette traveling at 65 miles per hour, which allegedly caused the woman "head trauma" and "shoulder, neck, and back pain as well as depression and panic attacks.

[29] However, on May 16, 2023, it was announced that a grand jury had indicted Arnette for assault with a deadly weapon and other firearms charges relating from this incident.

[30] On August 7, Arnette formally agreed to a plea deal and was sentenced to 50 hours of community service, $2,000 in fines, surrendering the gun he had when he was arrested, and ordered to not violate any laws for 90 days.