The jury's still out on the best undrafted free agents of the past three seasons, but here's a look at the top gems in the 12-year period from 1994 to 2005.<br><br> The Broncos took a chance on this UFA out of Missouri Southern and Smith rewarded them by becoming the only UFA with 10,000 career receiving yards. He's 15th in league history in career receptions.
2 of 14Bob Rosato/SI, John Biever/SI (2), Damian Strohmeyer/SI
The Packers were the first team to take a chance on this QB from Northern Iowa, who went on to win two NFL MVP awards (1999, 2001) and was named MVP of Super Bowl XXXIV for the champion Rams.
3 of 14AP
Undrafted out of Hofstra, Chrebet played 11 seasons for the Jets, becoming a fan favorite while catching 580 passes. His jersey number hasn't been worn by a Jet since his retirement in 2006.
4 of 14John Iacono/SI, Al Tielemans/SI
Undrafted out of South Dakota State, Vinatieri is considered the most clutch kicker in NFL history and has earned four Super Bowl rings -- three with the Patriots and one with the Colts.
5 of 14Bill Frakes/SI, John Biever/SI
Holmes earned a Super Bowl ring with the team that signed him as a UFA, the Ravens, but the former Texas running back earned his fame in Kansas City, where he set the single-season touchdown record (since broken).
6 of 14Damian Strohmeyer/SI, Peter Read Miller/SI
Undrafted out of Texas A&M, this beefy defensive lineman spent seven seasons in Buffalo and made two straight Pro Bowls while anchoring the Vikings' stout run defense.
7 of 14Andy Lyons/Getty Images
The Ravens signed this center as an UFA out of North Carolina in April 1998, only to cut him two months later. As a Colt, Saturday has been in three Pro Bowls and is a three-time All-Pro first-teamer.
8 of 14Gregory Shamus/Getty Images, Chris McGrath/Getty Images
An undrafted linebacker out of Kent State, Harrison made the Pro Bowl in 2007 and was nicknamed "Mr. Monday Night" after forcing three fumbles, recovering another and intercepting a pass against the Ravens.
9 of 14Bob Rosato/SI
Undrafted out of Eastern Illinois, Romo now owns several Cowboys' passing records, including most TDs in a season (36) and a game (5).
10 of 14John W. McDonough/SI
A basketball player at Kent State, Gates signed with the Chargers, who saw his potential as a tight end. Since 2004, only Randy Moss and Marvin Harrison have caught more touchdown passes.
11 of 14Bob Rosato/SI
This former Tar Heel backed up Jerome Bettis in 2004, then helped push The Bus into retirement with a breakout 2005 season that included a Super Bowl-record 75-yard TD run.
12 of 14Doug Benc/Getty Images
Undrafted out of Arkansas, Peters won the Bills' right tackle starting job in 2005 and was named to his first Pro Bowl in 2007.
13 of 14John Biever/SI, Al Tielemans/SI
Undrafted out of Texas Tech, where he was known for his versatility, Welker caught on with the Chargers, then the Dolphins, who used him mostly on special teams. After getting a shot and succeeding as a WR in 2005 and 2006, Welker was acquired in 2007 by New England, where he has eclipsed 100 receptions the past two seasons.
14 of 14Fred Vuich/SI
The third Golden Flash in this group, Cribbs went undrafted out of Kent State, where he played quarterback. Now with the Browns, Cribbs is one of the NFL's most dangerous return men.<br><br>Who would you add to the list? Send comments to email@example.com.
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