Archived pregame breakdown. This is how the matchup looked before first pitch on September 15, 2026: the odds, projected lineups and picks shown were pregame numbers and are not live. See today's games
Seattle Mariners
70-81
@
Los Angeles Angels
57-93
9:38 PM ET Angel Stadium Mariners.TV Divisional

Reid Detmers' dominance against two bottom-five offenses points to the under at 8.5.

A 3.36 ERA, 10-plus K/9 arm faces baseball's 28th-ranked lineup in a neutral-wind park.

SidePASS
TotalBET UNDER 8.5
Lean6/10
Confidence
  • Detmers owns a 3.36 ERA and 1.05 WHIP over 174 innings.
  • Seattle ranks 28th in runs (4.08) and 29th in AVG (.232).
  • LAA whiffs 2nd-most (9.49/game); combined implieds sum to 8.5.
Best Bet Under 8.5 is the play, leaning on Detmers against a .232-hitting Seattle lineup.
Total8.5
SEA Win64%
LAA Win40%
Implied SEA4.6
Implied LAA3.9

Vegas / Market

Total
8.5
Run line
LAA 1.5
SEA ML
-176 64%
LAA ML
+148 40%
SEA4.6
LAA3.9

The de-vigged implied totals of SEA 4.6 and LAA 3.9 sum precisely to the posted 8.5, so the total is efficiently priced with no obvious model gap. Seattle at -176 is favored despite trotting out the weaker starter, which makes the LAA +148 dog intriguing but not a confident play. The number matches my read closely rather than beating it.

Pitching Matchup

SEA
Kade Anderson
1-2 · 25.1 IP
ERA
5.33
WHIP
1.42
K/9
7.5
BB/9
2.9
VS
LAA
Reid Detmers
6-8 · 174.0 IP
ERA
3.36
WHIP
1.05
K/9
10.3
BB/9
2.4

Detmers holds the clear edge with a 3.36 ERA, 1.05 WHIP and a 10.29 K/9 that plays up against strikeout-prone bats. Kade Anderson brings a 5.33 ERA, 1.42 WHIP and a heavy 10.04 H/9 across just 25.1 innings, so his command and contact suppression lag well behind. This is a stuff and consistency mismatch in the Angels' favor.

Offense Comparison

SEARank of 30LAA
4.1 #28 Runs / G 4.1 #29
0.232 #29 AVG 0.234 #27
1.16 #14 HR / G 0.97 #28
8.69 #8 K / G 9.49 #2

Seattle offers modest pop (1.16 HR/game, 14th) but a weak .232 team average that matches poorly against a swing-and-miss arm like Detmers. The Angels counter with a light-hitting lineup (0.97 HR/game, 28th) and the sport's 2nd-highest strikeout rate, limiting their stack ceiling even against a shaky Anderson. Neither side profiles as a premium full-lineup stack tonight.

Weather & Park

CFN
At first pitch · 9:38 PM ET
8 mph L to R cross · neutral
Conditions
Clear
Temp
72°
Rain
5%
Humidity
67%
humid, lighter air, slight carry
Now: 70° · 9 mph out to RF · Clear

Clear skies, 72F and an 8 mph left-to-right crosswind grade as neutral for run scoring at outdoor Angel Stadium. No meaningful weather boost or suppression to bank on.

DFS Angles

Lean a small Seattle mini-stack against Anderson's replacement bullpen exposure is limited; overall this is a low-scoring script that discourages heavy stacking on either side. If forced, Los Angeles bats like Neto and Trout hold the better price-per-point value versus Anderson's 1.42 WHIP.

Target Reid Detmers as the clear top-tier arm given his 10.29 K/9 and 3.36 ERA against a whiff-heavy Seattle lineup. Fade Kade Anderson, whose 5.33 ERA and 10.04 H/9 cap his safe floor.

SEA top bats
  • Randy Arozarena 8.7 proj · $5,600 · 1.6x
  • Julio Rodriguez 7.7 proj · $4,400 · 1.8x
  • J.P. Crawford 7.7 proj · $3,000 · 2.6x
  • Cal Raleigh 7.7 proj · $4,800 · 1.6x
  • Dominic Canzone 7.5 proj · $3,800 · 2.0x
LAA top bats
  • Zach Neto 8.4 proj · $4,700 · 1.8x
  • Mike Trout 8.4 proj · $5,100 · 1.6x
  • Vaughn Grissom 7.3 proj · $4,100 · 1.8x
  • Jose Siri 6.8 proj · $3,500 · 2.0x
  • Denzer Guzman 6.8 proj · $2,900 · 2.3x

Players to Watch

Prop leans
  • Reid Detmers - strikeouts over lean - 10.29 K/9 versus Seattle's high-K, low-average bats.
  • Kade Anderson - earned runs over lean - 5.33 ERA and 1.42 WHIP invite traffic.
  • J.P. Crawford - hits value - projects 1.01 hits at a cheap $3000 (2.57x).
  • Zach Neto - hits value - team-best 8.4 projected fpts leading off.
On watch
  • Mike Trout - 8.4 projected fpts and a proven ceiling atop the LAA order.
  • Cal Raleigh - 0.24 projected HR gives Seattle its main power spike.
  • Julio Rodriguez - strong 1.75x value at $4400 if he heats up.
  • Jose Siri - low-priced $3500 upside bat but strikeout-prone floor.
View all SEA & LAA props →

Form & Head-to-Head

Season series: SEA 4 – LAA 3

Season series is tight with Seattle leading 4-3.

Today's MLB Slate

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Updated Sep 15, 9:27 AM ET For entertainment and informational purposes only; not betting or gambling advice.