Monday’s MLB Strikeout Props - April 21

Will Aaron Nola strike out more than 5.5 batters? Can Keider Montero surpass 3.5 strikeouts? See their odds and more strikeout prop odds for all pitchers in MLB play on April 21, in the article below.

Today's MLB Strikeout Props

Toronto Blue Jays at Houston Astros

• Kevin Gausman (Blue Jays): Over/Under 4.5 Ks (Over -140, Under +110) | 2025 Stats: 5 strikeouts per game in 4 appearances
• Hunter Brown (Astros): Over/Under 4.5 Ks (Over -140, Under +110) | 2025 Stats: 5.5 strikeouts per game in 4 appearances

Cincinnati Reds at Miami Marlins

• Max Meyer (Marlins): Over/Under 5.5 Ks (Over +116, Under -148) | 2025 Stats: 6.8 strikeouts per game in 4 appearances

New York Yankees at Cleveland Guardians

• Gavin Williams (Guardians): Over/Under 5.5 Ks (Over -138, Under +108) | 2025 Stats: 4.5 strikeouts per game in 4 appearances
• Clarke Schmidt (Yankees): Over/Under 4.5 Ks (Over +100, Under -128) | 2025 Stats: 2 strikeouts per game in 1 appearance

San Diego Padres at Detroit Tigers

• Randy Vasquez (Padres): Over/Under 3.5 Ks (Over +102, Under -130) | 2025 Stats: 2 strikeouts per game in 4 appearances
• Keider Montero (Tigers): Over/Under 3.5 Ks (Over -104, Under -122) | 2025 Stats: 8 strikeouts per game in 1 appearance

Philadelphia Phillies at New York Mets

• Aaron Nola (Phillies): Over/Under 5.5 Ks (Over -148, Under +116) | 2025 Stats: 6.2 strikeouts per game in 4 appearances
• Tylor Megill (Mets): Over/Under 5.5 Ks (Over +112, Under -142) | 2025 Stats: 5 strikeouts per game in 4 appearances

Chicago White Sox at Boston Red Sox

• Walker Anthony Buehler (Red Sox): Over/Under 4.5 Ks (Over +100, Under -128) | 2025 Stats: 4.2 strikeouts per game in 4 appearances
• Jonathan Cannon (White Sox): Over/Under 4.5 Ks (Over -104, Under -122) | 2025 Stats: 4.5 strikeouts per game in 4 appearances

St. Louis Cardinals at Atlanta Braves

• Spencer Schwellenbach (Braves): Over/Under 5.5 Ks (Over -112, Under -112) | 2025 Stats: 5.5 strikeouts per game in 4 appearances
• Erick Fedde (Cardinals): Over/Under 4.5 Ks (Over +120, Under -154) | 2025 Stats: 2.5 strikeouts per game in 4 appearances