[2] He led the 1996 Grizzlies to the 1996 NCAA Division I-AA Football Championship Game, where they lost to Marshall by a score of 49–29.
[2][3] He totaled 9,320 yards of offense during his college career and led the Grizzlies to the playoffs all three seasons he was a starter.
[2] After going undrafted in the 1999 NFL draft, Ah Yat played for the Hawaii Hammerheads of the Indoor Professional Football League in 1999.
[4] In May 1999, Ah Yat left the Hammerheads to sign with the Winnipeg Blue Bombers of the Canadian Football League (CFL).
[1] Ah Yat dressed in 18 games for the second season, starting one, in 2001, completing 14 of 27 passes (51.9%) for 188 yards, two touchdowns, and two interceptions.