Beta Free full access during beta. All models, tools, and daily picks included.
Early Preview Lineups: Probable Odds Posted 6 min read

Arizona Diamondbacks vs New York Mets Preview

Arizona Diamondbacks vs New York Mets preview with model projections: Eduardo Rodriguez projected 4.4 K (line 4.5), NRFI probability 53%. Full breakdown inside.

Arizona Diamondbacks at New York Mets MLB game preview for April 9, 2026
ARI
Arizona Diamondbacks
Eduardo Rodriguez LHP
@
7:10 PM ET
Citi Field
NYM
New York Mets
Nolan McLean RHP
Last updated Thursday, April 9, 2026

Key Facts

Matchup
Arizona Diamondbacks at New York Mets
Date
Thursday, April 9, 2026
First Pitch
7:10 PM ET
Venue
Citi Field
Probable Starters
Eduardo Rodriguez (LHP) vs Nolan McLean (RHP)
Lineups
Probable
Last Updated
Apr 9, 10:25 AM ET

Betting Board

Moneyline
ARI +136
NYM -162
Total
Over 7.5 +110
Under 7.5 -134
Run Line
ARI +1.5 -154
NYM -1.5 +128

Model Angles

NRFI Model
YRFI · 53%
-1.6% edge
Projected Total
2.5
model combined runs
Park Factor
0.92
Pitcher friendly · HR 0.86
First Pitch Weather
44°F
8.4 mph SSE
The Mets get a prime opportunity to bounce back from Friday's loss when Nolan McLean takes the ball against Eduardo Rodriguez and the Diamondbacks in a Saturday night matchup at Citi Field. McLean has been a revelation for New York early this season, posting a 2.61 ERA while averaging better than 10 strikeouts per nine innings across his first two starts. His power arsenal should continue producing whiffs against an Arizona lineup that strikes out at a middle-of-the-pack clip, and our projections have him clearing 6.6 punchouts against a modest Vegas total of 5.5. Rodriguez counters for the D-backs with a sterling 0.92 WHIP through his opening assignments, though his 6.00 K/9 rate suggests he's nibbling his way through lineups rather than overpowering hitters. With temperatures dipping into the low 40s and a pitcher-friendly park factor of 0.92 runs at Citi Field, the early innings set up beautifully for run prevention. The first-inning no-run scenario carries a 54-percent probability with a measurable edge on the NRFI line, making it the sharpest angle in a game where both starters have demonstrated excellent command to begin the campaign. Our full breakdown dissects the strikeout props, analyzes the bullpen leverage spots, and identifies the best betting value for Saturday's NL showdown.
  • Starter matchup: Eduardo Rodriguez (Arizona Diamondbacks) vs Nolan McLean (New York Mets).
  • Lineup status: projected until official release.
  • NRFI model: 53% probability, lean YRFI, -1.6% edge.

Pitching Matchup

ARI Away
Eduardo Rodriguez
LHP · 0-0 · 2 GS
ERA
0.00
WHIP
0.92
K/9
6.00
IP
12.0
Career: 4.15 ERA · 1.33 WHIP · 8.92 K/9
NRFI: 74.9%
1st Inn ERA: 4.18
NYM Home
Nolan McLean
RHP · 1-0 · 2 GS
ERA
2.61
WHIP
0.87
K/9
10.45
IP
10.1
Career: 2.16 ERA · 1.01 WHIP · 10.65 K/9

On the season, Eduardo Rodriguez holds the ERA edge in this matchup. Eduardo Rodriguez carries a 0.00 ERA and 0.92 WHIP, while Nolan McLean sits at 2.61 ERA and 0.87 WHIP.
Strikeout rates: Eduardo Rodriguez at 6.00 K/9, Nolan McLean at 10.45 K/9.
K projections: Eduardo Rodriguez at 4.4 (line 4.5)
Nolan McLean projected at 6.6 (line 5.5).
Eduardo Rodriguez has a 74.9% career NRFI rate. No first-inning data available for Nolan McLean.
This is a LHP vs RHP matchup, creating potential platoon advantages in both lineups.

Strikeout Projections

Eduardo Rodriguez vs NYM
Proj: 4.4Line: 4.5
-0.1
Confidence:
Nolan McLean vs ARI
Proj: 6.6Line: 5.5
+1.1
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.

Eduardo Rodriguez (Arizona Diamondbacks) is projected for 4.4 strikeouts against a posted line of 4.5. The projection sits 0.1 K below the line, giving the model a Neutral lean at 5/10 confidence.
Win probability on this lean: 50%.
He faces a low-K lineup that strikes out at 19.0% with a 24.8% whiff rate.

Nolan McLean (New York Mets) is projected for 6.6 strikeouts against a posted line of 5.5. The projection sits 1.1 K above the line, giving the model a Neutral lean at 5/10 confidence.
Win probability on this lean: 50%.
He faces a moderate-K lineup that strikes out at 22.0% with a 28.0% whiff rate.

The Arizona Diamondbacks lineup is more vulnerable to strikeouts in this matchup. New York Mets batters K at 19.0%, Arizona Diamondbacks batters at 22.0%.

NRFI & First 5 Analysis

NRFI Model
53.0%
probability of YRFI
+-1.6%
market edge
Monitor
Market implied: 54.5%Model: 53.0%
First 5 Innings
1.4est. F5 runs
ARI
0.00 ERA
6.0 inn/start
NYM
2.61 ERA
5.0 inn/start
F5 lean: Strong ARI
ARI K Projection
Eduardo Rodriguez
4.4proj
Line: 4.5
-0.1 NEUTRAL
Confidence
NYM K Projection
Nolan McLean
6.6proj
Line: 5.5
+1.1 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 53.0% probability of no runs in the first inning, compared to the market's implied probability of 54.5%.

  • That creates a slim -1.6% edge on YRFI.
  • The best available line is NRFI -120 / YRFI -102 at FanDuel.
  • Publication tier: slate_only.
  • Home plate umpire Erich Bacchus runs a tight zone. See the umpire section below for full career data.
  • Our NRFI model sits at 12-12 (50.0%) on official picks this season.

Prop Edges

2 model signals detected
Home Run Very Strong 0.5
14.6%
Home Run Very Strong 0.5
14.6%
See all today's picks and edges

Lineup & Matchup Breakdown

Arizona Diamondbacks Projected
K%: 19.0
Projected batting order unavailable. This will update when probable or confirmed lineup data is available.
Whiff rate: 24.8%Team page
New York Mets Projected
1Francisco LindorSSS
6Mark VientosR3B
Batter vs Pitcher matchup tool

Lineups are projected as of this writing.

Lineup K vulnerability: 19.0% strikeout rate, 24.8% whiff rate.

Ballpark, Weather & Umpire

Citi Field
Run Factor0.92
HR Factor0.86
Full park profile
Home Plate Umpire
Erich Bacchus
Slightly tight NRFI: 45.9% 85 games
Full umpire profile
Hourly Game Forecast
44°
7 PM
8 mph
SSE
44°
8 PM
8 mph
SSE
44°
9 PM
8 mph
SSE
44°
10 PM
8 mph
SSE
  • Citi Field carries a 0.92 run factor (pitcher-friendly).
  • Home run factor: 0.86 — the park suppresses HR power.
  • Park notes: Very deep power alleys; High walls in LCF/RCF; Inspired by old Polo Grounds.
  • First pitch forecast: 44F with 8 mph winds from the SSE. Humidity: 70%.
  • Wind advisory: 8 mph winds from the SSE may impact fly balls.
  • Home plate umpire: Erich Bacchus.
  • Career NRFI rate: 45.9% across 85 games tracked.
  • Zone tendency: Slightly tight.
  • K factor: 0.987 (league average strikeouts in his games).

Run Projections & Total

  • Our projection model puts the total at 2.5 combined runs, with Arizona Diamondbacks projected for 0.0 and New York Mets for 2.5.
  • That's 5.0 runs below the posted total of 7.5, suggesting a lean toward the Under.
  • The run projection favors New York Mets by 2.5 runs.
The Bottom Line
Back the Mets moneyline as Nolan McLean's 10.45 K/9 dominance gives New York a clear pitching edge over Eduardo Rodriguez's modest strikeout rate. Take McLean over 5.5 strikeouts with his projected 6.6 punchouts against a Diamondbacks lineup he should overpower.
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.