Inside Edge
Seattle Mariners85.7% HA O 4.571.4% BBA O 1.566.7% K O 3.5
Season
All Luis Castillo propsProps — 20269 games with closing lines
Earned Runs
9g66.7%Over: 6-3
3vs O 2.5-115
@
Astros5/14
Astros5/14✓✓✓✓✗✗✓✓✗
H: 33.3%(3)A: 80%(5)
Seasonality
Inside Edge
Star RatingsAvg Rating
3★★★★★
5-Star Games
1(11%)
Total Matchups
9Distribution
5
4
3
2
1
Prop Performance by Star Rating
How Castillo's prop overs perform at the primary line based on InsideEdge pitcher star rating
| Stars | Pitcher KsO 3.5 | Earned RunsO 2.5 | Hits AllowedO 4.5 | Walks AllowedO 1.5 | Outs RecordedO 15.5 |
|---|---|---|---|---|---|
| ★★★★★ | 0%(0-1) | — | 100%(1-0) | 0%(0-1) | — |
| ★★★★★ | 66.7%(2-1) | 66.7%(2-1) | 100%(2-0) | 100%(2-0) | 50%(1-1) |
| ★★★★★ | 100%(2-0) | 50%(1-1) | 50%(1-1) | 100%(2-0) | 100%(1-0) |
| ★★★★★ | 100%(1-0) | 100%(1-0) | 100%(1-0) | 0%(0-1) | — |
| ★★★★★ | 50%(1-1) | 50%(1-1) | 100%(1-0) | 100%(1-0) | 50%(1-1) |
Recent Scouting Notes
★★★★★vs Michael Burrows
5/14Right-handed starters have an ERA of 3.39 against the Astros in the past 30 days, but other matchup data favors the Astros.
★★★★★vs Anthony Kay
5/9Current White Sox hitters have struck out 24.6% of the time against pitchers similar to Castillo over the last two years (League Avg: 20%).
★★★★★vs Kris Bubic
5/3Right-handed starters have an ERA of 3.12 against the Royals in the past 30 days.
Game Log
Bet
$
8-4 Over9g · 12 props
| Date ↓ | Opp | Line | Actual | Result | Odds |
|---|---|---|---|---|---|
| 5/14 | @Astros | O 2.5 | 3 | W | -115 |
| 5/9 | @ White Sox | O 2.5 | 4 | W | -155 |
| 5/9 | @White Sox | O 3.5 | 4 | W | +121 |
| 5/3 | vs Royals | O 2.5 | 4 | W | +105 |
| 4/27 | @ Twins | O 2.5 | 7 | W | -103 |
| 4/21 | vs Athletics | O 1.5 | 2 | W | -171 |
| 4/21 | vsAthletics | O 2.5 | 2 | L | +115 |
| 4/16 | @ Padres | O 2.5 | 1 | L | +101 |
| 4/11 | vsAstros | O 1.5 | 7 | W | -135 |
| 4/5 | @ Angels | O 2.5 | 3 | W | +123 |
| 3/30 | vs Yankees | O 2.5 | 0 | L | +121 |
| 3/30 | vsYankees | O 1.5 | 0 | L | -165 |
Seattle Mariners Teammates
View allFrequently Asked Questions
How often does Luis Castillo hit the over on earned runs 2.5?
Luis Castillo hits the over on earned runs 2.5 62.5% of the time in 2026, going 5-3 with an average actual of 3.
Is Luis Castillo over 2.5 earned runs a good bet?
Based on 9 games in 2026, betting $100 on Luis Castillo over 2.5 earned runs at best closing odds has returned +$251 (+27.89% ROI). The hit rate is 62.5% with an average actual of 3.
What is Luis Castillo's earned runs average this season?
Luis Castillo averages 3 earned runs per game in 2026 across 9 games. The primary line is set at 2.5.