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On YouTubeSeattle Mariners News / Lookout Landing / February 2
40 in 40: Why Cooper Criswell is my ’26 Pile Pick 
With the Mariners’ announcement that Logan Evans will miss the entire 2026 season with UCL surgery, the Marinersphere is debating who will be the new sixth starter.
Seattle Mariners News / MLB Trade Rumors / January 28
Mariners Outright Jhonathan Díaz
The Mariners announced that left-hander Jhonathan Díaz has been outrighted to Triple-A Tacoma, indicating that he cleared waivers. He had been designated for assignment last week when Seattle acquired Cooper Criswell from the Mets.
MLB News / Seattle Mariners on SI / January 24
Mariners acquire swingman Cooper Criswell in trade with Mets
The Seattle Mariners have yet to make a blockbuster deal on the back end of the offseason, but they've certainly added a lot of depth heading into Spring Training.
The 'Home run leaders by MLB team' quiz
How many of the career leaders in home runs for every MLB franchise can you name in five minutes?
MLB News / New Baseball Media / January 24
2026 Transactions: Mariners Trade for Criswell, Yankees Add Siani
The third full week of January 2026 saw the completion of several major trades. Business was much quieter on January 23, although roster moves were still made.
25 MLB players who have the most to prove in 2026
The new MLB season brings opportunities as players head into their walk years and try to rebound from subpar performances. These 25 players stand out heading into 2026.
MLB News / MLB on ClutchPoints / January 23
Mets trade Cooper Criswell to Mariners after Freddy Peralta deal
The New York Mets recently made a big trade with the Milwaukee Brewers for starting pitcher Freddy Peralta. On Friday, the club decided to make another move, this time sending a pitcher to the Seattle Mariners.
MLB News / MLB Trade Rumors / January 23
Mariners acquire Cooper Criswell from the Mets
The Mariners announced that they have acquired right-hander Cooper Criswell from the Mets in exchange for cash considerations. He was designated for assignment this week when New York acquired Freddy Peralta and Tobias Myers from the Brewers.
New York Mets News / MLB Trade Rumors / January 22
Mets Designate Cooper Criswell For Assignment
The Mets announced they’ve designated right-hander Cooper Criswell for assignment. They needed to clear a spot on the 40-man roster after tonight’s two-for-two trade because Jett Williams had not been on the roster.
MLB News / Amazin' Avenue / December 6
Mets claim Cooper Criswell from Boston
The Mets made a small move on the eve of the Winter Meetings by claiming right-handed pitcher Cooper Criswell off of waivers from the Red Sox on Friday.
The 25 greatest pitching seasons from the modern MLB era
America's favorite pastime has more memorable performances than any sport. As such, figuring out which pitchers had the best seasons ever is no easy task.
MLB News / New York Mets on SI / December 5
Mets claim depth starter off waivers from Red Sox
The New York Mets have added a new arm, claiming right-hander Cooper Criswell off of waivers. Criswell was designated for assignment by the Boston Red Sox yesterday following their trade for Johan Oviedo.
Boston Red Sox News / Athlon Sports / December 5
Red Sox Announce Roster Move After Johan Oviedo Trade
The Boston Red Sox announced that the New York Mets claimed pitcher Cooper Criswell off waivers on Friday afternoon. Boston designated the 29‑year-old Criswell for assignment on Thursday, shortly after acquiring pitchers Johan Oviedo and Tyler Samaniego in a trade with the Pittsburgh Pirates.
MLB News / MLB on ClutchPoints / December 5
Red Sox’s plan to keep pitcher doesn’t work as they lose him to Mets
The New York Mets reportedly claimed right-handed pitcher Cooper Criswell off waivers from the Boston Red Sox on Friday, according to Jorge Castillo of ESPN.
Boston Red Sox News / Boston Red Sox on SI / December 5
Red Sox Punished For Latest Trade As Mets Snag 5-Year Veteran On Waivers
Managing the fringes of the 40-man roster can impact a team's season more than one might think. In today's day and age, pitching depth is incredibly valuable, which is why the Boston Red Sox have roughly 15 viable starters in the upper levels of the organization.
MLB News / MLB Trade Rumors / December 4
Red Sox, Pirates swap Johan Oviedo, Jhostynxon Garcia in five-player trade
The Red Sox and Pirates are reportedly in agreement on a five-player trade.
Boston Red Sox News / MLB Trade Rumors / December 4
Red Sox designate Cooper Criswell for assignment
The Red Sox designated right-hander Cooper Criswell for assignment. They needed to open a spot on the 40-man roster to finalize this evening’s five-player trade with Pittsburgh.
Boston Red Sox News / Over The Monster / November 13
2025 Red Sox in Review: Cooper “Break Glass in Case of Emergency” Criswell
After filling in for about 100 innings in 2024, the Red Sox quietly resigned Cooper Criswell as pitching depth in 2025. There’s no doubt that Criswell was useful with an ERA/FIP of 4.08/4.15.
Boston Red Sox News / Boston Red Sox on SI / November 6
Red Sox Wisely Keep 29-Year-Old Depth Starter From Hitting Free Agency
The Boston Red Sox are diving headfirst into the business portion of the Major League Baseball offseason. Thursday is an important day on many fronts. It's the date by which they have to decide whether to give Lucas Giolito the qualifying offer.
Boston Red Sox News / MLB Trade Rumors / November 6
Red Sox agree to deal with right-hander for 2026
The Red Sox and righty Cooper Criswell have agreed to terms on a contract for the 2026 season.
Boston Red Sox News / Boston Red Sox on SI / February 24
Red Sox Hurler Likely Axed From Rotation Could Serve As Multi-Inning Reliever
The Boston Red Sox have a much-improved rotation heading into 2025, which is great news for almost everyone in Boston’s clubhouse. The additions of Garrett Crochet and Walker Buehler mean that certain of Boston’s hurlers who served dutifully for the injury-prone 2024 Red Sox will now be pushed out of the rotation.
Boston Red Sox News / Field Level Media / August 9, 2024
Red Sox place RHP Cooper Criswell on COVID-related injury list
The Boston Red Sox placed right-hander Cooper Criswell on the COVID-19-related, 10-day injured listed on Friday. Criswell, 28, last pitched for two-thirds inning in relief in Boston's 9-5 win over the host Kansas City Royals on Monday.
MLB News / Yardbarker / July 23, 2024
Look of the Day for Tue. 7/23: We're over the moon for this Over
Erick Fedde went 6.1 strong innings on Monday night to cash our first Look of the Day this week, and we're looking to kickstart a winning streak. Let's find another winner with our favorite MLB prop for Tuesday's slate.
MLB News / Just Baseball / May 24, 2024
Fantasy Baseball Two-Start Pitcher Streaming Options: May 27-June 2
Streaming starting pitchers is a common strategy that often leads to success in fantasy baseball. For those unfamiliar with the concept, the idea is simply to pick up a “lesser” pitcher for an inviting matchup or two that is soon to come.
MLB News / Field Level Media / May 16, 2024
Red Sox's Cooper Criswell set to face former Rays teammates
The Tampa Bay Rays will look to win the first leg of their season series against the host Boston Red Sox in the conclusion of a four-game series on Thursday.
Boston Red Sox News / Yardbarker / March 21, 2024
2024 Boston Red Sox Q&A: What are their playoff odds, players to watch, biggest questions?
The Boston Bruins and Celtics had best come through or it might be a rough summer for fans of Boston sports teams.
Boston Red Sox News / Yardbarker / March 13, 2024
What the loss of frontline Red Sox starter means for club
The Boston Red Sox are already having rotation issues.
Boston Red Sox News / Boston Red Sox on SI / March 12, 2024
Red Sox Newcomer Surprisingly Making Push For Boston's Rotation
The Boston Red Sox chose to prioritize their younger players rather than look for many external options, but one of their few offseason additions continues to show why he was worth bringing in.
Boston Red Sox News / Blogging the Red Sox / March 5, 2024
Cooper Criswell emerging as candidate for spot in Red Sox’ starting rotation: ‘He’s definitely put himself in the conversation’
With Lucas Giolito facing the possibility of undergoing season-ending elbow surgery, the Red Sox’ starting rotation has taken a massive hit in the weeks leading up to Opening Day.
Tampa Bay Rays News / Fastball on SI / December 13, 2023
Former Tampa Bay Rays Pitcher Finds New Home with AL East Rival
After being designated for assignment by the Tampa Bay Rays this offseason, pitcher Cooper Criswell has latched on with the division-rival Boston Red Sox.
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