Building a successful fantasy baseball team takes finding great value in players on the free-agent market.

Oakland pitcher Bartolo Colon and Padres third baseman Chase Headley appear to be two guys who have great value on the waiver wire in most leagues.

Colon has been solid so far this season, goign 3-1 with 19 strikeouts and a 2.63 ERA. On the offensive side, Headley has been raking in the early going with four home runs, 12 RBIs and a .300 batting average.

Check out the video above to hear about these and other quality players available on the free-agent market.