The season-changing switch: Brock Purdy's initial spark against Oklahoma State – Iowa State Daily
Brock Purdy will look to be incredibly efficient against Cowboys
Purdy leads Iowa State over No. 25 Oklahoma State, 48-42
ISU Alumni Association - Making it great
Brock Purdy's will to rise and grind for 49ers goes back to Cyclone emergence
Iowa State 48-42 Oklahoma State (Oct 6, 2018) Game Recap - ESPN
Purdy vs Hurts Epic Duel: 678 Yards & 11 TDs Combined! (Iowa State vs. #9 Oklahoma 2019, November 9)
Highlights: Iowa State knocks off No. 21 Oklahoma State
Sanders, Hubbard lead OSU past Iowa State