2022 (r-Fr.) | 5/0: Collier played in five games for WKU on the year, mostly in a special teams role. He recorded his lone tackle of the season in WKU's home finale, a victory against Rice.
2021 (Fr.) | 0/0: Exercised a redshirt year; did not see action.
2020 (Fr.) | 4/0: Collier played in four games in his first season on The Hill, primarily on special teams units. He will retain his freshman year of eligibility due to the COVID-19 pandemic.
HS/Misc.: Collier compiled 24 tackles and seven pass breakups as a senior at Douglas County High School while also adding 15 catches, 171 receiving yards and two touchdown receptions on offense. Rated as a three-star recruit by 247Sports with an 81 composite score. Chose WKU over others such as Akron, Charlotte, Chattanooga, Jacksonville State, Mercer, Troy and Western Carolina.