As of November 2017, do you know if these players are NFL or college players? In this quiz, we'll test your knowledge about the brightest football stars. Only the true leatherheads will survive.
Ed Oliver is one of the best defenders that Houston college football has known. He is the thorn in the side of most offenses.
Lamar Jackson is killing it as a QB in Louisville. He's set to be the first repeat Heisman winner since Archie Griffin.
If you know the NFL, then you know Russell Wilson. This QB for the Seattle Seahawks is an integral part of the offense for the franchise.
If you're a Colts fan, then you know all about Andrew Luck. Luck is on a career high as the QB of the team.
Minkah Fitzpatrick is the sensation of Alabama college football. He's a versatile defender and a key to Nick Saban's defensive group.
Rams fans know all about Aaron Donald. The Rams defensive lineman is basically a one-man wrecking crew.
J.J. Watt is no stranger to the NFL. He utterly dominates as a a pass-rusher and run defender for the Houston Texans.
Even a baby could get this question right. Tom Brady is a famous QB for the New England Patriots. There's no stopping that guy.
Cameron Smith is a phenomenal linebacker for USC. Smith is famous for his speed, size and instincts.
As the QB for USC, there's no stopping Sam Darnold. He's considered the nation's top young quarterback in NFL scouting circles.
As Texas' greatest offensive tackle, Connor Williams is a champ in college football. Well-balanced and stout, he's considered the top offensive lineman in college football.
Scarbrough is a key player in Alabama college football. Some equate him to Heisman Trophy winner Derrick Henry.
Trent Williams is a favorite among Washington Redskin fans. Williams, at his best, is the best tackle in the game.
Pittsburgh Steelers fans have a thing for Antonio Brown. Brown is an elite route-runner, catcher and overall player.
Aaron Rodgers is a phenomenal QB for the Green Bay Packers. Some say he's just as good as Tom Brady.
Derwin James plays for Florida State. He's a tall, long safety and secure tackler against the run.
As defensive tackle for Michigan, Rashan Gary is considered a five-star recruit. He's known for being an excellent pass rusher.
This Wyoming QB is turning heads. Josh Allen is considered one of the most promising players in college football.
The QB for UCLA isn't afraid of a little shoulder surgery. In fact, some say that he's next in line for the Heisman.
Landon Collins did a little moving within the New York Giants. He went from free safety to strong safety, and the switch turned him into a candidate for the Defensive Player of the Year.
As edge for the Oakland Raiders, everyone should know about Khalil Mack. He's always getting compared to his divisional rival, Von Miller.
Denver Broncos fans are all too familiar with Von Miller. Miller is right on the heels of Khalil Mack as edge for the franchise.
Jones is a tough receiver. In fact he may be the toughest receiver that the Atlanta Falcons, or the NFL, have ever known.
This amazing linebacker for the Carolina Panthers is an NFL sensation. If he can keep the concussions at bay, then there will be more good things to come from Luke Kuechly
Le'Veon Bell is an elite weapon in the passing game. He played for Michigan State before he was drafted to the NFL in 2013.
The QB for Oklahoma, Baker Mayfield, is a former walk-on and Texas Tech transfer. There's a good chance he'll be a Heisman Trophy finalist.
As defensive edge for LSU, Arden Key is one of the most famous college players. LSU has a couple of tall, lean pass rushers.
Mike Weber is dominating at Ohio State. Many compare him to former OSU back Ezekiel Elliot.
David Johnson is known for his rare versatility, which makes him a major matchup problem for defenses. He plays for the Arizona Cardinals.
As edge for the Los Angeles Chargers, Joey Bosa is no stranger to the NFL. Bosa played both defensive end and outside linebacker for the Chargers.
As tight end for the New England Patriots, Rob Gronkowski is one of the most famous players of the NFL. Gronkowski is the league’s most unstoppable offensive force.
Saquon Barkley is one of the most famous players for Penn State. He's a strong back, able to break off the big play.
Derrius Guice is no stranger to LSU fans. His power and fleet-footedness make it easy to blast through tackles.
This Dallas Cowboys star is described as the league’s prototypical left tackle. Smith has been a dominant run-blocker and pass protector for the Cowboys.
Baltimore Ravens fans know all about Marshal Yanda. Although a bit underrated, he is consistently among the best guards in the league.