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Early Preview Lineups: Confirmed Odds Posted 6 min read

Seattle Mariners vs Minnesota Twins Preview

George Kirby and Taj Bradley face off at Target Field with a 5.7 projected total. Both starters bring sub-3.00 ERAs to Wednesday's matchup

Seattle Mariners at Minnesota Twins MLB game preview for April 29, 2026
SEA
Seattle Mariners
George Kirby RHP
@
1:40 PM ET
Target Field
MIN
Minnesota Twins
Taj Bradley RHP
Last updated Wednesday, April 29, 2026
Final This game has finished. Read the recap for final score, model grades, and box score.

Key Facts

Matchup
Seattle Mariners at Minnesota Twins
Date
Wednesday, April 29, 2026
First Pitch
1:40 PM ET
Venue
Target Field
Probable Starters
George Kirby (RHP) vs Taj Bradley (RHP)
Lineups
Confirmed
Odds Snapshot
Apr 29, 1:41 PM ET
Last Updated
Apr 29, 11:12 AM ET

Betting Board

Snapshot Apr 29, 1:41 PM ET
Moneyline
SEA -130
MIN +118
Total
Over 8 -110
Under 8 -110
Run Line
SEA -1.5 +125
MIN +1.5 -150

Model Angles

NRFI Model
NRFI · 54%
+1.6% edge
Projected Total
5.7
model combined runs
Park Factor
1.01
Neutral · HR 0.99
First Pitch Weather
52°F
11.9 mph NW
The Seattle Mariners travel to Target Field to face the Minnesota Twins on Wednesday afternoon in a pitching matchup that promises premium arms on both sides. George Kirby takes the mound for Seattle with a 2.97 ERA, 1.04 WHIP, and 6.64 strikeouts per nine innings. Minnesota counters with Taj Bradley, who brings a 2.91 ERA, 1.29 WHIP, and a more robust 9.79 strikeouts per nine. The Mariners enter with a 15-16 record on a one-game winning streak, while the Twins sit at 13-17 following a one-game losing streak. The projected total of 5.7 runs reflects the strength of the pitching matchup, with Seattle projected for 2.9 runs and Minnesota 2.8. Weather conditions include a temperature of 50 degrees with 8 mph winds from the northwest, and the park factor sits at a neutral 1.01 runs.
  • Kirby projected 4.8 strikeouts against 5.5 line
  • Bradley projected 5.2 strikeouts versus 5.5 line
  • NRFI carries 57% probability with 7.0% edge

Pitching Matchup

SEA Away
George Kirby
RHP · 4-2 · 7 GS
ERA
3.00
WHIP
1.13
K/9
6.80
IP
45.0
Career: 3.55 ERA · 1.11 WHIP · 8.64 K/9
NRFI: 78.7%
1st Inn ERA: 3.33
MIN Home
Taj Bradley
RHP · 3-1 · 7 GS
ERA
2.85
WHIP
1.22
K/9
9.66
IP
41.0
Career: 4.67 ERA · 1.29 WHIP · 9.58 K/9
NRFI: 65.0%
1st Inn ERA: 5.17

On the season, Taj Bradley holds the ERA edge in this matchup. George Kirby carries a 3.00 ERA and 1.13 WHIP, while Taj Bradley sits at 2.85 ERA and 1.22 WHIP.
Strikeout rates: George Kirby at 6.80 K/9, Taj Bradley at 9.66 K/9.
K projections: George Kirby at 5.0 (line 5.5)
Taj Bradley projected at 5.2 (line 5.5).
First-inning scoring: George Kirby holds a 78.7% career NRFI rate, Taj Bradley at 65.0%. Combined average: 71.8%.
Both starters throw from the R side, limiting platoon splits for either lineup.

Strikeout Projections

George Kirby vs MIN
Proj: 5.0Line: 5.5
-0.5
Confidence:
Taj Bradley vs SEA
Proj: 5.2Line: 5.5
-0.3
Confidence:
View all K projections on SlateIQ

Our strikeout model weighs pitcher K rate, opponent lineup whiff tendency, park factors, and umpire zone size to project total strikeouts per starter.

George Kirby (Seattle Mariners) is projected for 5.0 strikeouts against a posted line of 5.5. The projection is close to the line with no actionable edge.
He faces a moderate-K lineup that strikes out at 22.0% with a 28.0% whiff rate.

Taj Bradley (Minnesota Twins) is projected for 5.2 strikeouts against a posted line of 5.5. The projection is close to the line with no actionable edge.
He faces a moderate-K lineup that strikes out at 22.0% with a 28.0% whiff rate.

The Seattle Mariners lineup is more vulnerable to strikeouts in this matchup. Minnesota Twins batters K at 22.0%, Seattle Mariners batters at 22.0%.

NRFI & First 5 Analysis

NRFI Model
54.0%
probability of NRFI
+1.6%
market edge
Monitor
Market implied: 52.4%Model: 54.0%
First 5 Innings
3.2est. F5 runs
SEA
3.00 ERA
6.4 inn/start
MIN
2.85 ERA
5.9 inn/start
F5 lean: Even matchup
SEA K Projection
George Kirby
5.0proj
Line: 5.5
-0.5 NEUTRAL
Confidence
MIN K Projection
Taj Bradley
5.2proj
Line: 5.5
-0.3 NEUTRAL
Confidence
Explore all model projections

Our NRFI model analyzes both starting pitchers' first-inning profiles, the top-of-order hitters in each lineup, the umpire's historical zone, and environmental factors to produce a probability estimate. For this game, the model assigns a 54.0% probability of no runs in the first inning, compared to the market's implied probability of 52.4%.

  • That creates a slim 1.6% edge on NRFI.
  • The best available line is NRFI -110 / YRFI -110 at FanDuel.

The home plate umpire for this game has not yet been assigned. MLB typically posts assignments the morning of game day. Umpire data will be added automatically once the assignment is posted.
Our NRFI model sits at 34-30 (53.1%) on official picks this season.

Prop Edges

3 model signals detected
Home Run Elite 0.5
23%
Hits (1+) Lean Hit 0.5
64.1%
Home Run Very Strong 0.5
14.8%
See all today's picks and edges

Lineup & Matchup Breakdown

Seattle Mariners Confirmed
K%: 22.0
2Cal RaleighSC
Whiff rate: 28.0%Team page
Minnesota Twins Confirmed
K%: 22.0
1Byron BuxtonRCF
6Luke KeaschallR2B
Whiff rate: 28.0%Team page
Batter vs Pitcher matchup tool

Lineups are confirmed as of this writing.

Seattle Mariners K vulnerability: 22.0% strikeout rate, 28.0% whiff rate.

Minnesota Twins K vulnerability: 22.0% strikeout rate, 28.0% whiff rate.

Ballpark, Weather & Umpire

Target Field
Run Factor1.01
HR Factor0.99
Full park profile
Home Plate Umpire
Dexter Kelley
null NRFI: — null games
Full umpire profile
Hourly Game Forecast
52°
1 PM
12 mph
NW
54°
2 PM
12 mph
NW
54°
3 PM
12 mph
NW
53°
4 PM
10 mph
WNW
  • Target Field carries a 1.01 run factor (neutral).
  • Home run factor: 0.99 — the park neutral for HR power.
  • Park notes: High altitude in AL Central; Open-air design; Balanced outfield.
  • First pitch forecast: 52F with 12 mph winds from the NW. Humidity: 37%.
  • Wind advisory: 12 mph winds from the NW may impact fly balls.

Home plate umpire: Dexter Kelley.
Zone tendency: average.

Run Projections & Total

  • Our projection model puts the total at 5.7 combined runs, with Seattle Mariners projected for 2.9 and Minnesota Twins for 2.8.
  • That's 2.3 runs below the posted total of 8, suggesting a lean toward the Under.
  • The run projection is essentially a coin flip between these two teams.
The Bottom Line
This afternoon matchup features two starters with sub-3.00 ERAs in a low-scoring environment, with the projected total at just 5.7 runs. Both pitchers face strikeout projections below their posted lines, while the no-run first inning carries a 57 percent probability with a 7.0 percent edge.
This preview is generated from thecapper.io projection models and publicly available data. All projections are model estimates, not guarantees. Gamble responsibly. If you or someone you know has a gambling problem, call 1-800-GAMBLER.