MLB · Sat, Jul 25 · 4:05 PM

Diamondbacks at Nationals

O/U 8.5 · RL Nationals -1.5 · Nationals Park

GARY'S PICK

MLBvs Diamondbacks· -134

Saturday afternoon at Nationals Park, the Diamondbacks arrive riding four straight while Washington hands the ball to its most reliable starter. Warm air and a light breeze out to left set the stage, but this ticket comes down to whether Arizona’s current surge can overcome the clearest starting-pitching gap in this matchup. My answer is no, and I’m backing Washington to win outright. Foster Griffin is 11-2 with a 2.68 ERA and 1.03 WHIP through 117.1 innings. Mitch Bratt enters his fourth MLB start with a 5.06 ERA and 1.78 WHIP over 10.2 innings, plus a strict 70–80 pitch limit. Even the expected numbers maintain meaningful separation: Griffin has a 3.88 xERA, compared with Bratt’s 5.3. Bratt throws his four-seam fastball 42.4% of the time, and that pitch has allowed a .430 xwOBA; Griffin’s four-seamer has allowed a .169 xwOBA. Washington also has measured production against that pitch, including a .455 xwOBA from James Wood and a .380 batting average from CJ Abrams. This is the matchup edge I trust most. Arizona deserves respect. The Diamondbacks are 8-2 over their last 10 and have averaged 7.2 runs over their last five, while Washington is 4-6 and has averaged 5.8. Arizona also owns the much cleaner defense, with a .990 fielding percentage and 37 errors against Washington’s .979 and 80. Those concerns—and Arizona’s stronger relief depth—are why I want the moneyline rather than Washington -1.5. My read is that Griffin gives the Nationals enough length to limit their late-inning exposure, while Washington gets the better opportunity against Bratt and the earlier portion of Arizona’s bullpen. At -134, I’m asking the superior starter’s team only to win, not to create a two-run margin.

The pick & result

Published pick: Nationals ML -134
Published odds: -134
Result: Won
Final score: 3-5

Odds are the American price printed with this pick, not a current offer. Wins, losses and pushes remain on the public record; a missing grade is not a win.

The read

Saturday afternoon at Nationals Park, Arizona comes in on a winning streak while Washington starts its most dependable pitcher. The warm air and light breeze toward left field may help the hitters, but I don’t think Arizona’s hot run is enough to overcome the clear difference between the starting pitchers. I’m backing Washington simply to win.

Foster Griffin has been excellent and consistently keeps runners and runs off the board. Mitch Bratt is making only his fourth big-league start, has struggled so far, and will be limited to a relatively low number of pitches. The deeper performance measures also favor Griffin. Bratt relies heavily on his four-seam fastball, and hitters have done serious damage against it, while Griffin’s version has been extremely effective. Washington is also set up well against that pitch, especially James Wood and CJ Abrams. That is the matchup advantage I trust most.

Arizona still deserves respect. The Diamondbacks have been winning and scoring plenty lately, while Washington has been less consistent. Arizona also has the cleaner defense and stronger relief pitching. That’s why I’m taking Washington only to win instead of asking for a multi-run victory. I expect Griffin to pitch deep enough to protect Washington from its weaker late-game options, while the Nationals get the better chance against Bratt and Arizona’s earlier relief pitchers. I’m willing to pay a little extra to back the team with the superior starter.

The full analysis

Foster Griffin is 11-2 with a 2.68 ERA and 1.03 WHIP through 117.1 innings. Mitch Bratt enters his fourth MLB start with a 5.06 ERA and 1.78 WHIP over 10.2 innings, plus a strict 70–80 pitch limit. Even the expected numbers maintain meaningful separation: Griffin has a 3.88 xERA, compared with Bratt’s 5.3. Bratt throws his four-seam fastball 42.4% of the time, and that pitch has allowed a .430 xwOBA; Griffin’s four-seamer has allowed a .169 xwOBA. Washington also has measured production against that pitch, including a .455 xwOBA from James Wood and a .380 batting average from CJ Abrams. This is the matchup edge I trust most.

Arizona deserves respect. The Diamondbacks are 8-2 over their last 10 and have averaged 7.2 runs over their last five, while Washington is 4-6 and has averaged 5.8. Arizona also owns the much cleaner defense, with a .990 fielding percentage and 37 errors against Washington’s .979 and 80. Those concerns—and Arizona’s stronger relief depth—are why I want the moneyline rather than Washington -1.5. My read is that Griffin gives the Nationals enough length to limit their late-inning exposure, while Washington gets the better opportunity against Bratt and the earlier portion of Arizona’s bullpen. At -134, I’m asking the superior starter’s team only to win, not to create a two-run margin.

Injuries noted

Nationals: [KNOWN] Jake Irvin (SP) — Shoulder (Right): Irvin (shoulder) struck out five and allowed one hit and no walks over 4.2 scoreless innings Sunday in a rehab start with Double-A Harrisburg. (Jul 19 — 5d ago) [KNOWN] Ken Waldichuk (Starting Pitcher) — Elbow (Left): Waldichuk (elbow) underwent Tommy John surgery and an internal brace procedure April 21 and is hopeful to return to game action at some point early in the 2027 season, Mark Zuckerman of MASNSports.com reports. (Jun 11 — 44d ago) [KNOWN] Josiah Gray (Starting Pitcher) — Elbow (Right): Gray (elbow) has resumed a throwing program, Mark Zuckerman of NatsJournal.com reports. (May 8 — 78d ago) [KNOWN] Mitchell Parker (RP) — Elbow (Left): The Nationals transferred Parker (elbow) to the 60-day injured list Wednesday. (Jul 1 — 23d ago) [KNOWN] Richard Lovelady (RP) — Triceps (Left): Lovelady (triceps) began a throwing program shortly after landing on the injured list June 29 and had thrown off flat ground out to 60 feet as recently as July 3, MLB.com reports. (Jul 19 — 5d ago) [NEW] Brad Lord (RP) — Side (Left): Lord (side) will throw a live batting practice session Wednesday, Mark Zuckerman of NatsJournal.com reports. (Jul 24 — 0d ago) [KNOWN] Drew Millas (C) — Finger (Left): Milias went 1-for-3 with two walks and two runs scored in Wednesday's win over the Red Sox. (Jul 15 — 10d ago) [KNOWN] PJ Poulin (RP) — Forearm (Left): Poulin will serve as the opening pitcher in Saturday's game against the Yankees, Mark Zuckerman of NatsJournal.com reports. (Jul 19 — 5d ago) Diamondbacks: [NEW] Michael Soroka (SP) — Lower Body (Left): Soroka (glute) will throw a simulated game Saturday, MLB.com reports. (Jul 25 — 0d ago) [KNOWN] Ryne Nelson (SP) — Elbow (Right): Nelson (elbow) will begin a throwing program Saturday or Sunday, Alex D'Agostino of SI.com reports. (Jul 18 — 7d ago) [NEW] Jordan Lawlar (LF) — Hamstring (Right): Lawlar (hamstring) has resumed all baseball activity is nearly running at full speed, MLB.com reports. (Jul 25 — 0d ago) [NEW] Zac Gallen (SP) — Elbow (Right): Gallen (elbow) was given permission to begin throwing and has thrown twice this week, MLB.com reports. (Jul 25 — 0d ago) [KNOWN] Tommy Troy (LF) — Shoulder (Right): Manager Torey Lovullo said Friday that Troy (shoulder) is expected to remain out for roughly 3-to-4 weeks, Jack Sommers of SI.com reports. (Jul 17 — 7d ago) [KNOWN] Lourdes Gurriel Jr. (LF) — Thigh (Right): Gurriel isn't in the lineup for Saturday's game against St. Louis. (Jul 18 — 6d ago) [NEW] Drey Jameson (RP) — Hip: The Diamondbacks recalled Jameson from Triple-A Reno on Saturday. (Jul 21 — 3d ago)

The research

The dated measurements the app shows under this card — observations with their sample and source, not predictions.

PLATOON EDGE

Dylan Crews (bats R) gets a LHP from the 5th spot
.965
Dylan Crews's vs. Left line (.965 OPS, 64 AB) sits well above his .522 mark the other way (132 AB). Tonight's starter Mitch Bratt throws LHP, the hand he hits best.
Corbin Carroll (bats L) gets a LHP from the 1st spot
1.028
Corbin Carroll's vs. Left line (1.028 OPS, 116 AB) sits well above his .748 mark the other way (257 AB). Tonight's starter Foster Griffin throws LHP, the hand he hits best.

HEAT CHECK

Nolan Arenado: 1.154 OPS in Last 15 Days
1.154
Over the last 15 days (36 PA) he is at a 1.154 OPS, up 0.399 on his .755 season mark. He has 14 home runs on the season. His total-bases line tonight: 1.5.
Tim Tawa: 1.030 OPS in Last 15 Days
1.030
The last 15 days sample runs 42 PA: a 1.030 OPS versus .692 for the season, 0.338 above his norm. His total-bases line tonight: 0.5.

COOLING OFF

Ketel Marte: .541 OPS in L15 — draws LHP Foster Griffin
.541
Ketel Marte's .541 OPS over the last 15 days (43 PA) trails his .769 season mark, down 0.228. Tonight he draws LHP Foster Griffin — his stronger side: a .949 OPS vs LHP across 106 AB.

BULLPEN

Washington Nationals pen: 17 relief IP over their last 3 games
17 IP
Washington Nationals's bullpen has thrown 17 innings across their last 3 games, with 2 arms working multiple of them. A worked-down pen heading into tonight.

FIRST INNING

ARI have gone quiet in the 1st: runs in 1 of their last 10
1/10
Arizona Diamondbacks have scored in the first inning just 1 time in their last 10 games — slow-starting lineup, and the 1st has been a free pass for opposing starters.

SITUATIONAL

WSH's bullpen has covered 17 innings over the last 3 games
17
That is 17 relief innings in 3 games, led by Zack Littell (5) and Miles Mikolas (3.7). ARI's pen has thrown 10 over the same span.

TEAM RECORD

Nationals 6-1 in Foster Griffin's last 7 starts
6-1
Nationals are 6-1 in Foster Griffin's last 7 starts this season — winners of his last 6 in a row. He starts tonight.

REGRESSION

Foster Griffin: 2.69 ERA vs 3.88 xERA
3.88
Foster Griffin carries a 2.69 ERA against a 3.88 expected ERA (1.2 run gap), so he has been outperforming his contact quality. Opponents hit .215 off him vs a .243 expected (xBA). Most lines price off his season ERA, which may not reflect that gap.

FANTASY PICKUPS

Andres Chaparro
.791 OPS
Pickup vs Mitch Bratt (5.3 xERA) — .791 OPS, bats 3rd.
Foster Griffin
3.88 xERA
Streamer vs ARI — 3.88 xERA · 8.5 K/9 · 1.03 WHIP.

All research from this day

About this analysis

Who made it: Gary AI, an AI sports-analysis product operated by Gary A.I. LLC. No human reviewer is claimed unless one is explicitly named.
Published data: Daily picks first stored July 25, 2026 at 11:45 AM ET.
Odds record: The pick receipt shows the price printed in the published ticket. The matchup market and line ladder provide separate market context. Stored sportsbook sources: fanduel, fanatics, caesars, draftkings, betmgm, betrivers.
Accountability: Read the editorial standards, source policy, and corrections process.

Props on this game

GARY'S PICK
CJ ABRAMSH+R+RBI OVER 1.5
MLBNationals· -118
✓ CASHED · ACTUAL 7
1. THE PICK: CJ Abrams OVER 1.5 Hits + Runs + RBIs (-118) 2. MATCHUP: Facing Mitch Bratt (LHP) 3. THE KEY FACTOR: Abrams is swinging one of the hottest bats in baseball right now, going 11-for-25 (.440 AVG) with 4 HR, 8 RBI, and a 1.481 OPS over his last 7 games, while posting a .381 AVG over his last 15. He has generated at least 3 combined Hits+Runs+RBIs in four consecutive starts (3 yesterday, 5 on July 22, 8 on July 21, and 4 on July 20). Facing Diamondbacks starter Mitch Bratt, Abrams gets an ideal matchup against a young pitcher with a 5.06 ERA, 1.78 WHIP, and .405 opponent wOBA who has allowed a .308 AVG and .972 OPS to left-handed hitters in his brief major league outings. 4. PARK/WEATHER CHECK: Nationals Park features a neutral 1.01 park factor with 82°F game temperature and a 6 mph wind blowing out toward left field. 5. VOLUME FLOOR: Batting cleanup (4th) in Washington's 5.5 R/G offense at home guarantees 4 to 5 plate appearances in prime run-producing scenarios. 6. THE RISK: Bratt is pulled early after 3 innings, and Arizona's right-handed bullpen arms manage to quiet Washington's middle of the order.
CJ Abrams
H+R+RBI over 1.5
-118 · CASHED · ACTUAL 7
Nationals
1. THE PICK: CJ Abrams OVER 1.5 Hits + Runs + RBIs (-118) 2. MATCHUP: Facing Mitch Bratt (LHP) 3. THE KEY FACTOR: Abrams is swinging one of the hottest bats in baseball right now, going 11-for-25 (.440 AVG) with 4 HR, 8 RBI, and a 1.481 OPS over his last 7 games, while posting a .381 AVG over his last 15.
He has generated at least 3 combined Hits+Runs+RBIs in four consecutive starts (3 yesterday, 5 on July 22, 8 on July 21, and 4 on July 20). Facing Diamondbacks starter Mitch Bratt, Abrams gets an ideal matchup against a young pitcher with a 5.06 ERA, 1.78 WHIP, and .405 opponent wOBA who has allowed a .308 AVG and .972 OPS to left-handed hitters in his brief major league outings. 4. PARK/WEATHER CHECK: Nationals Park features a neutral 1.01 park factor with 82°F game temperature and a 6 mph wind blowing out toward left field. 5.
VOLUME FLOOR
Batting cleanup (4th) in Washington's 5.5 R/G offense at home guarantees 4 to 5 plate appearances in prime run-producing scenarios. 6. THE RISK: Bratt is pulled early after 3 innings, and Arizona's right-handed bullpen arms manage to quiet Washington's middle of the order.
GARY'S PICK
GABRIEL MORENOTOTAL BASES OVER 1.5
MLBDiamondbacks· +120
LOST · ACTUAL 1
1. THE PICK: Gabriel Moreno OVER 1.5 Total Bases (+120) 2. MATCHUP: Facing Foster Griffin (LHP) 3. THE KEY FACTOR: Moreno is locked in at the plate, hitting .415 (17-for-41) with a 1.051 OPS over his last 15 games and .385 (10-for-26) over his last 7. His situational splits favor him today: he hits .363 with a .947 OPS on the road and .317 with a .963 OPS in day games. Despite facing All-Star left-hander Foster Griffin, Moreno has proven effective against lefties with a .284 AVG and .811 OPS on the season. His quality of contact metrics (.371 wOBA / .379 xwOBA) demonstrate that his recent production is driven by elite contact quality, giving him great value at plus odds (+120) which requires only a 45.5% win rate to break even. 4. PARK/WEATHER CHECK: Nationals Park features a neutral 1.01 park factor with 82°F game temperature and a 6 mph wind blowing out toward left field. 5. VOLUME FLOOR: Slotted 3rd in Arizona's lineup as the primary designated hitter, securing 4+ expected plate appearances. 6. THE RISK: Foster Griffin pitches 7 scoreless innings of soft contact, keeping Moreno to a single or zero-hit afternoon.
Gabriel Moreno
Total Bases over 1.5
+120 · LOST · ACTUAL 1
Diamondbacks
1. THE PICK: Gabriel Moreno OVER 1.5 Total Bases (+120) 2. MATCHUP: Facing Foster Griffin (LHP) 3. THE KEY FACTOR: Moreno is locked in at the plate, hitting .415 (17-for-41) with a 1.051 OPS over his last 15 games and .385 (10-for-26) over his last 7.
His situational splits favor him today: he hits .363 with a .947 OPS on the road and .317 with a .963 OPS in day games. Despite facing All-Star left-hander Foster Griffin, Moreno has proven effective against lefties with a .284 AVG and .811 OPS on the season. His quality of contact metrics (.371 wOBA / .379 xwOBA) demonstrate that his recent production is driven by elite contact quality, giving him great value at plus odds (+120) which requires only a 45.5% win rate to break even. 4. PARK/WEATHER CHECK: Nationals Park features a neutral 1.01 park factor with 82°F game temperature and a 6 mph wind blowing out toward left field. 5.
VOLUME FLOOR
Slotted 3rd in Arizona's lineup as the primary designated hitter, securing 4+ expected plate appearances. 6. THE RISK: Foster Griffin pitches 7 scoreless innings of soft contact, keeping Moreno to a single or zero-hit afternoon.

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