Mariners vs Blue Jays Picks and Prediction – 4/20/2025

By: David Anicetti |

Last Updated: 04/19/2025 at 7:08 PM ET

Seattle Mariners at Toronto Blue Jays 04/20/25 - MLB Picks & Predictions
Game Start: 4/20/2025, 5:37 PM UTC
Latest Odds: SEA -124 ; O/U 8.5

Mariners vs Blue Jays Prediction

The Seattle Mariners conclude a three-game series on the road Sunday versus the Toronto Blue Jays. Seattle is 10-10 following its 3-1 loss to Toronto in the opening game of the series on Friday night. The loss snapped a two-game winning streak by the Mariners. Seattle is third in the American League West, two games behind the first-place Texas Rangers. Keep up to date with all the MLB action with our MLB picks.

Jorge Polanco is batting .367 to lead Seattle and has a team high of 18 hits. Cal Raleigh is the leader in home runs with eight, and Randy Arozarena is the leader in RBI with 14. J.P. Crawford is the leader in on-base percentage at .375. Seattle is batting .217 with a slugging percentage of .382. On Sunday, Seattle will send Luis Castillo to the mound. The right-hander is 1-2 with a 4.22 ERA, 18 Ks, and 10 BBs.

The Toronto Blue Jays improved to 12-8 following Friday’s two-run victory over Seattle. Bowden Francis pitched 6 strong innings for his first victory in three starts. George Springer had a pair of hits and scored two runs. Toronto has won three straight and four of the last five. The Blue Jays are second in the American League East, one game behind first-place New York.

Bo Bichette is batting .302 to lead Toronto and has team highs in RBI with 11 and hits with 26. Andres Gimenez is the leader in home runs with three. Vladimir Guerrero Jr is the leader in on-base percentage at .368. Toronto is batting .255 with a .369 slugging percentage. On Sunday, Toronto will send Easton Lucas to the mound. The left-hander is 2-1 with a 4.7 ERA, 14 Ks, and 7 BBs.

Mariners vs Blue Jays Pick Analysis

The Toronto Blue Jays will win on Sunday when hosting the Seattle Mariners, but the play here is OVER. Both teams will have starting pitchers on the mound who performed poorly last time out. Seattle starter Luis Castillo gave up six runs across 4.1 Innings last time out. Toronto starter Easton Lucas is coming off a poor outing in which the left-hander allowed 8 runs across just five innings. Final Score Prediction: Toronto Blue Jays win, but our best play is OVER 7-5.

Our Free MLB Pick for Toronto Blue Jays vs Seattle Mariners

Over 8.5