A gallery of some of the college free agents the Buccaneers signed after the conclusion of the 2015 NFL Draft.
UNDRAFTED FREE AGENTS
1. He has a knack for getting in the backfield.
In 2014, Keyes (6-2, 223) led Boston College in tackles for losses with 11.5. In 2013, he recorded five tackles for losses. Over the course of his past two seasons, 17 percent of his tackles have been behind the line of scrimmage.
2. He can rush the passer.
Keyes finished a half of a sack behind the team lead in 2014. He got to the quarterback 7.5 times in the past two seasons. According to Pro Football Focus, he led all off-ball linebackers in the country in quarterback hits and hurries.
3. He's been steadily progressing every season.
Keyes recorded eight tackles his freshman year, but jumped to 20 his sophomore season, 30 his junior year and eventually 66 this past season.
4. He began his career as a defensive back.
Keyes was a 6-foot tall, 180-pound safety his senior year of high school. He played safety his freshman year at Boston College before switching to outside linebacker.
5. He wasn't heavily recruited out of high school.
Keyes was a two-star prospect by Yahoo and only received two Division I offers – Boston College and Temple. He had interest from Syracuse, along with FCS schools.