Burnett, 25, appeared in 67 games for the Twins in 2012 posting a 4-4 record with a 3.52 ERA. The righty limited left-handed Major League hitters to a .215 (20-93) average and just one extra-base hit (.247 slugging pct.).
The 6-0, 221 pound right-hander was the Twins 12th round pick in the 2005 draft. Burnett has spent his entire three-year Major League career with Minnesota, recording an 8-11 mark and a 4.61 ERA in 174 relief appearances.