Tuesday’s MLB Strikeout Props - July 21

Will Chase Burns strike out more than 6.5 batters? Can Walker Buehler exceed 3.5 strikeouts? See their odds and more strikeout prop odds for all pitchers in MLB play on July 21, in the article below.

Today's MLB Strikeout Props

San Francisco Giants at Kansas City Royals

• Tyler Mahle (Giants): Over/Under 4.5 Ks (Over +130, Under -166) | 2026 Stats: 4.9 strikeouts per game in 15 appearances
• Luinder Avila (Royals): Over/Under 3.5 Ks (Over -154, Under +120) | 2026 Stats: 2.8 strikeouts per game in 18 appearances

Miami Marlins at Houston Astros

• Tyler Phillips (Marlins): Over/Under 3.5 Ks (Over +104, Under -132) | 2026 Stats: 2.2 strikeouts per game in 25 appearances
• Tatsuya Imai (Astros): Over/Under 5.5 Ks (Over +122, Under -156) | 2026 Stats: 4.8 strikeouts per game in 13 appearances

San Diego Padres at Atlanta Braves

• Walker Buehler (Padres): Over/Under 3.5 Ks (Over -142, Under +112) | 2026 Stats: 4.3 strikeouts per game in 19 appearances
• Reynaldo López (Braves): Over/Under 4.5 Ks (Over +118, Under -150) | 2026 Stats: 2.5 strikeouts per game in 22 appearances

Detroit Tigers at Chicago Cubs

• David Peterson (Cubs): Over/Under 4.5 Ks (Over +108, Under -138) | 2026 Stats: 3.7 strikeouts per game in 19 appearances
• Framber Valdez (Tigers): Over/Under 4.5 Ks (Over -130, Under +102) | 2026 Stats: 4.6 strikeouts per game in 19 appearances

St. Louis Cardinals at Los Angeles Angels

• Matthew Liberatore (Cardinals): Over/Under 5.5 Ks (Over +124, Under -160) | 2026 Stats: 4.6 strikeouts per game in 19 appearances
• Walbert Urena (Angels): Over/Under 4.5 Ks (Over +122, Under -156) | 2026 Stats: 4.6 strikeouts per game in 17 appearances

Athletics at Arizona Diamondbacks

• Jack Perkins (Athletics): Over/Under 4.5 Ks (Over -102, Under -125) | 2026 Stats: 3 strikeouts per game in 24 appearances

Washington Nationals at Colorado Rockies

• Michael Lorenzen (Rockies): Over/Under 3.5 Ks (Over +102, Under -130) | 2026 Stats: 3.5 strikeouts per game in 21 appearances

Chicago White Sox at Texas Rangers

• Kumar Rocker (Rangers): Over/Under 4.5 Ks (Over -154, Under +120) | 2026 Stats: 4.4 strikeouts per game in 18 appearances
• Noah Schultz (White Sox): Over/Under 4.5 Ks (Over +112, Under -142) | 2026 Stats: 4.3 strikeouts per game in 11 appearances

Tampa Bay Rays at Toronto Blue Jays

• Kevin Gausman (Blue Jays): Over/Under 5.5 Ks (Over +108, Under -138) | 2026 Stats: 5.8 strikeouts per game in 20 appearances
• Drew Rasmussen (Rays): Over/Under 4.5 Ks (Over -115, Under -111) | 2026 Stats: 5.4 strikeouts per game in 18 appearances

New York Mets at Milwaukee Brewers

• Brandon Sproat (Brewers): Over/Under 4.5 Ks (Over -174, Under +136) | 2026 Stats: 4.8 strikeouts per game in 18 appearances

Cincinnati Reds at Seattle Mariners

• Luis Castillo (Mariners): Over/Under 5.5 Ks (Over -122, Under -104) | 2026 Stats: 4.5 strikeouts per game in 18 appearances
• Chase Burns (Reds): Over/Under 6.5 Ks (Over -156, Under +122) | 2026 Stats: 6.6 strikeouts per game in 18 appearances