Toronto Blue Jays Bullpen

After the pen dropped another game last night, I was left wondering, how has the pen performed as a whole this season? Conventional: The Jays bullpen ERA is slightly below AL league average at 3.88 (vs 3.95). The overall win/loss record is 16 – 18 on the season Advanced: Two stats that I’ll use are WPA and WPA/LI. Following Quotes Via Fangraphs: WPA is the difference in win expectancy (WE) between the start of the play and the end of the play. That difference is then credited/debited to the batter and the pitcher. Over the course of the season, each players’ WPA for individual plays is added up to get his season total WPA. LI (leverage index): A measure of how important a particular situation is in a baseball game depending on the inning, score, outs, and number of players on base, created by Tom Tango. WPA/LI (context neutral wins / game state linear weights): How many wins a player contributes to his team with the Leverage Index aspect removed, invented by Tom Tango....