Fantasy Baseball Week 13 Preview: Top 10 sleeper hitters include Spencer Horwitz, Jac Caglianone

Whether you're in need of an injury fill-in or just a hot-hand play, Scott White has you covered with 10 sleeper hitters for the upcoming scoring period, all rostered in less than 80 percent of CBS Sports leagues. They're not must-starts by any estimation, but they're often the best you'll find off the waiver wire.

All information is up to date as of Sunday evening.

Best hitter matchups for Week 13

1. Pirates @ATH3, @COL32. Angels @ARI3, @ATH43. Royals @WAS3, STL34. Tigers @HOU3, CHW35. Rangers MIN3, SD3

Worst hitter matchups for Week 13

1. Orioles @SEA3, @LAD32. Red Sox TOR3, @SEA33. Mets @CIN3, @PHI34. White Sox @NYY3, @DET35. Marlins @PHI3, SF3