Wednesday’s MLB Playoff Strikeout Props - Oct. 15

Will George Kirby strike out more than 4.5 batters? Can Shane Bieber surpass 4.5 strikeouts? See their odds and more strikeout prop odds for all pitchers in MLB play on Oct. 15, in the article below.

Today's MLB Strikeout Props

Toronto Blue Jays at Seattle Mariners

• George Kirby (Mariners): Over/Under 4.5 Ks (Over -114, Under -114) | 2025 Stats: 6 strikeouts per game in 23 appearances
• Shane Bieber (Blue Jays): Over/Under 4.5 Ks (Over -144, Under +104) | 2025 Stats: 5.3 strikeouts per game in 7 appearances