Key Stats: McClain contributed 29.5 tackles for loss, 8 sacks and 5 interceptions during his career at Alabama.
NFL Potential: The 2009 Butkus and Lambert award winner and consensus All-American started as a true freshman and continued to improve during his three seasons with the Crimson Tide. He combines size and great instincts to excel against the run. His tireless work ethic and competitive nature will accelerate his development as an impact NFL defender.
Did You Know?: McClain is only the second University of Alabama player to win the Butkus Award, honoring the top college linebacker. The late Derrick Thomas was the other in 1988.
Key Stats: Houston had 8 sacks and 22 tackles for loss during the 2009 season.
NFL Potential: Houston is a high-energy performer who uses his leverage and strong hands to get the best of opponents. He has size and quickness to stop ballcarriers while engaging blockers. Reportedly will be switched to defensive end.
Did You Know?: Houston rushed for over 3,300 yards and 49 touchdowns at Doherty High School in Colorado.
Key Stat: Division II All-American who started 46 straight games for Hillsdale College in Michigan. He reportedly didn't allow a sack during his four college seasons.
NFL Potential: Veldheer is an intriguing prospect because of his superior strength, athleticsm and size.
Did You Know?: Veldheer is the highest Division II draft pick since 1999 when the Seattle Seahawks selected Saginaw Valley's Lamar King with the 22nd overall choice.
Key Stat: Ran the 40-yard dash in 4.85 seconds at the 2010 NFL Combine, tops among offensive linemen.
NFL Potential: Some Mock Drafts had the Raiders taking Campbell in the first round, so he's a steal in the fourth round if he develops into an NFL starter. The Connecticut native was downgraded by some draft evaluators because he didn't evolve as a dominanting college blocker despite outstanding physical skills.
Did You Know?: In his 17 college starts, Campbell's blocks resulted in 11 Maryland touchdowns and he allowed 6.5 sacks.
Key Stats: In 27 starts at Clemson, Ford had seven touchdowns of 50 yards or longer. He finished his college career with 21 touchdowns — 15 receiving, 2 rushing, 1 throwing & 3 as a kick/punt returner.
NFL Potential: Raiders boss Al Davis loves speed, and Ford can motor. His versatility on special teams will buy time as he develops as a receiver.
Did You Know?: Ford and Clemson teammate C.J. Spiller finished as the NCAA's greatest all-purpose tandem with a combined 11,671 yards.
Key Stat: McFadden had eight interceptions (2 as a junior & 6 as senior) during his final two college seasons.
NFL Potential: McFadden didn't start until his junior season at Clemson but evolved into among the top playmaking cornerbacks in the talent-rich SEC. With an explosive burst to the ball and being a reliable open-field tackler, the Florida native has the attributes to contribute as a nickel or dime back.
Did You Know?: McFadden's older brother Bryant is a cornerback with the Arizona Cardinals.
Key Stat: Goethel started every game (37) during his final three seasons with the Sun Devils.
NFL Potential: Instincts, durability, tenaciousness and being a dependable tackler is a pretty good package.
Did You Know?: Goethel contributed 199 tackles, 18 for loss, during his final three seasons at Arizona State.
Key Stat: Ware ran the 40-yard dash in an eye-popping 4.37 seconds at Michigan State's 2010 pro day.
NFL Potential: Ware relies on speed and instincts to stay with taller receivers. Being a big hitter and contributor on special teams could help him earn a roster spot.
Did You Know?: Ware didn't allow a touchdown pass as a four-year starter at LeHigh High in Fort Myers, Florida.
Key Stat: Brown played two seasons at free safety before moving to outside linebacker as a senior.
NFL Potential: Brown could develop into a run-stopping safety and contributor on special teams.
Did You Know?: Brown played in 50 straight games for the Wolverines, starting 25 — 13 at free safety and 12 at linebacker.
