Stream Bartolo Colon, Chris Tillman for weekend pitching boost

Every week in the Weekend Stream, we’ll give you pitchers to add for spot starts who can help you chase down a category or two in head-to-head leagues. All of the pitchers we offer will fall in one of three categories. If a pitcher is a stream candidate in “shallow” leagues, it means he has an ownership rate between 35% and 50%. “Medium” translates to pitchers with ownership rates between 21% and 34%, while those under the “deep” heading are owned in 20% of leagues or less.

An endorsement for a pitcher in a shallow or medium league would also apply to the leagues beneath it, but those of you in deep leagues shouldn’t hold out hope that a pitcher with an ownership rate of 40% will be…