Fantasy Baseball: Daily Relief Pitcher Insights and Bullpen Analysis for August 20, 2026
This daily report offers fantasy baseball enthusiasts a comprehensive overview of potential relief pitcher (RP) streaming options, drawing upon the latest bullpen usage patterns. It serves as an invaluable resource for navigating the dynamic landscape of bullpen management in the 2026 baseball season.
Today's Relief Pitcher Streamer Analysis and Key Transactions
On August 19, 2026, the baseball world saw a flurry of roster changes impacting several Major League Baseball teams. The Colorado Rockies made multiple moves, designating left-handed pitcher Parker Mushinski for assignment, activating right-hander Jaden Hill from the 15-day injured list, releasing right-hander Michael Lorenzen, and optioning right-hander TJ Shook to the Albuquerque Isotopes. They also brought up left-hander Mark Manfredi from the Albuquerque Isotopes, selecting his contract.
The Chicago Cubs transferred right-handed pitcher Phil Maton from the 15-day to the 60-day injured list due to right knee tendinitis, indicating a more prolonged recovery period. The Los Angeles Dodgers activated right-hander Brock Stewart from the 15-day injured list while designating right-hander Jonathan Hernández for assignment.
The Toronto Blue Jays were also active, sending left-hander Joe Mantiply on a rehabilitation assignment to the Dunedin Blue Jays, designating right-hander Matt Waldron for assignment, and selecting the contract of left-hander Brendan Cellucci from the Buffalo Bisons.
The Philadelphia Phillies opted to send left-hander Nestor Cortes to the Clearwater Threshers and designated right-hander Brian Keller for assignment. The Arizona Diamondbacks released right-hander Andrew Hoffmann. The Seattle Mariners selected the contract of left-hander Jhonathan Díaz from the Tacoma Rainiers and optioned left-hander Josh Simpson back to the Tacoma Rainiers.
The New York Mets recalled right-hander Chayce McDermott from the Syracuse Mets and optioned right-hander Jack Weisenburger to the same affiliate. The Washington Nationals optioned right-hander Yovanny Cruz to the Rochester Red Wings and later selected the contract of left-hander Erik Tolman from the Rochester Red Wings. The Houston Astros optioned right-hander Miguel Ullola to the Sugar Land Space Cowboys and selected the contract of right-hander Ethan Pecko from the Sugar Land Space Cowboys. The Tampa Bay Rays sent right-hander Cole Sulser on a rehab assignment to the Durham Bulls, optioned right-hander Jesse Scholtens to the Durham Bulls, and recalled right-hander Chris Roycroft from the Durham Bulls. The San Francisco Giants optioned left-hander Philip Abner to the Sacramento River Cats, selected the contract of left-hander Matt Wilkinson from the Sacramento River Cats, and optioned left-hander Reiver Sanmartin to the Sacramento River Cats. Lastly, the Athletics optioned right-hander Seth Johnson to the Las Vegas Aviators.
In addition to these transactions, updated bullpen depth charts for all MLB teams are provided, offering crucial context for relief pitcher performance and availability. The report also integrates PLV Projections Team Offense Rankings, which evaluate team offenses based on their underlying skills rather than just their immediate results. These rankings help fantasy managers identify favorable matchups for their streamed relievers, factoring in distinctions for home/away park factors and projected strength against left-handed and right-handed pitchers. For those seeking yesterday's reliever performances, a dedicated RP Roundup is available, alongside weekly RP Ranks for a detailed breakdown and ranking of relief pitchers.
This detailed analysis of daily transactions and bullpen dynamics provides fantasy baseball managers with the critical information needed to make informed decisions. Understanding these shifts, especially in the context of bullpen usage and team offensive strength, empowers managers to optimize their rosters and secure valuable saves and holds. The integration of advanced metrics like Process+ for offensive rankings ensures a forward-looking perspective, helping to anticipate future performance rather than relying solely on past outcomes. This proactive approach is key to success in the competitive world of fantasy baseball.