let's take a look at CBSSports’ tier-rankings of quarterbacks entering the 2021 season:
TIER I
Sam Howell, North Carolina
Spencer Rattler, Oklahoma
Dillon Gabriel, UCF
Grayson McCall, Coastal Carolina
JT Daniels, Georgia
TIER II
D'Eriq King, Miami
Desmond Ridder, Cincinnati
Jayden Daniels, Arizona State
Matt Corral, Ole Miss
Malik Willis, Liberty
Brock Purdy, Iowa State
Kedon Slovis, USC
Spencer Sanders, Oklahoma State
Dustin Crum, Kent State
Carson Strong, Nevada
TIER III
Michael Penix Jr., Indiana
Tanner Morgan, Minnesota
Charlie Brewer, Utah
Anthony Brown, Oregon
Phil Jurkovec, Boston College
Drew Plitt, Ball State
Malik Cunningham, Louisville
Dorian Thompson-Robinson, UCLA
Jack Coan, Notre Dame
Max Duggan, TCU
Levi Lewis, Louisiana
Jarret Doege, West Virginia
Hank Bachmeier, Boise State
Jake Haener, Fresno State
Layne Hatcher, Arkansas State
TIER IV
D.J. Uiagalelei, Clemson
Bryce Young, Alabama
McKenzie Milton, Florida State
Emory Jones, Florida
Kaleb Eleby, Western Michigan
Tyler Shough, Texas Tech
Brennan Armstrong, Virginia
Graham Mertz, Wisconsin
Connor Bazelak, Missouri
Taulia Tagovailoa, Maryland
Bailey Zappe, Western Kentucky
TIER V
Bo Nix, Auburn
Grant Wells, Marshall
Sean Clifford, Penn State
Adrian Martinez, Nebraska
Jake Bentley, South Alabama
Ryan Hilinski, Northwestern
N'Kosi Perry FAU
Chase Brice, Appalachian State