Nationals vs Royals Prediction, Pick, Odds for Tuesday, August 13

Nationals vs Royals Prediction, Pick, Odds for Tuesday, August 13 article feature image
Credit:

Pictured: Seth Lugo. (Credit: Brad Rempel-Imagn Images)

The Kansas City Royals (60-60) host the Washington Nationals (47-72) on August 13, 2025. First pitch from Kauffman Stadium is scheduled for 2:10 p.m. ET; the game will be broadcast on FDSKC.

Find my MLB betting preview and Nationals vs Royals prediction below, as well as probable pitchers, betting trends, injury reports and more.

Quickslip

Header First Logo
Header Second Logo

Our Nationals vs Royals Prediction

  • Nationals vs Royals pick: Under 9 (-115)

Our Nationals vs Royals best bet is on the under 9 total runs. Make sure to find the best odds by checking our live MLB odds page.


Nationals vs Royals Odds

Nationals Logo
Wednesday, Aug 13
2:10 p.m. ET
FDSKC
Royals Logo
Nationals Odds
SpreadTotalMoneyline
+1.5
-135
9
100o / -120u
+150
Royals Odds
SpreadTotalMoneyline
-1.5
+115
9
100o / -120u
-185
Odds via BetMGM. Get up-to-the-minute MLB odds here.
BetMGM Logo

Nationals vs Royals Projected Starting Pitchers

RHP Jake Irvin (WSN)StatRHP Seth Lugo (KCR)
8-7W-L8-6
0.2fWAR (FanGraphs)0.9
4.90/5.32ERA /xERA3.46/5.05
5.29/4.69FIP / xFIP4.66/4.30
1.34WHIP1.20
8.2%K-BB%12.5%
43.9%GB%39.5%
91Stuff+92
105Location+94

Nationals vs Royals Prediction, Betting Analysis

The Kansas City Royals (-185 in the moneyline) look to complete a sweep of the Washington Nationals (+150) in Game 3 of their series. The first two games have been high-scoring affairs — 7-4 and 8-5 Royals wins — but the market suggests a shift for Wednesday’s finale.

Kansas City reached the .500 mark for the second time since mid-June thanks to Vinnie Pasquantino’s five-RBI performance in Game 2. The Royals also get Kyle Isbel back in the starting lineup, and he’s hitting .333 with an .851 OPS since the All-Star break.

Washington counters with Jake Irvin, who has been sharp on the road lately, posting a 2.60 ERA with 10 strikeouts over his last three away starts (17 1/3 IP). Seth Lugo will get the ball for Kansas City.

The total opened at 9.5 before dropping to 9, triggering the Steam Unders with Low OU Support system from Evan Abrams. This approach targets games where sharp money pushes totals down in the 8–10 range while the public largely favors the over. That mismatch — low public confidence in the under, paired with significant but not extreme sharp action — historically produces profitable results.

Additional filters, such as avoiding extreme weather and excluding teams riding unsustainable scoring streaks, make this setup even stronger. With two steady starting pitchers, mild weather conditions, and the market’s move toward the under despite recent high-scoring games, this spot fits the system’s criteria well.

MLB Icon
Evan Abrams / Bet Labs – Steam Unders with Low OU Support
the game was played during the 2025 or 2024 or 2023 or 2022 or 2021 or 2020 or 2019 season
the visitor team's 3 Games OU Margin is between -2.3 and 5.25
the home team's 3 Games OU Margin is between -3.33 and 3.19
the temperature is between 1 and 87 degrees
the o/u change from open to close is between -1.5 and 0
the closing total is between 8 and 10
the difference between money % and ticket % is between 1 and 87
the over/under % is between 1% and 29%
betting on the Under
the game is played during the Regular season
$13.809
WON
544-373-46
RECORD
59%
WIN%

Pick: Under 9 (-115, Fanatics)


Nationals vs Royals Betting Trends


Nationals vs Royals Weather


Get the latest coverage on MLB Weather.
Action PRO Upsell Image
Premium picks, tools & analysis
Track & follow smart money
Biggest player prop edges
Real-time expert pick alerts
About the Author
Action Network is a team of seasoned sports betting experts specializing in a broad range of sports, from the NFL and NBA to less mainstream options like cricket and darts. Their staff includes well-known analysts like Sean Koerner and Stuckey, recognized for their accurate predictions and deep sports knowledge. The team is dedicated to delivering expert analysis and daily best bets, ensuring bettors are well-informed across all major sports.

Follow Action Network Staff @ActionNetworkHQ on Twitter/X.

This site contains commercial content. We may be compensated for the links provided on this page. The content on this page is for informational purposes only. Action Network makes no representation or warranty as to the accuracy of the information given or the outcome of any game or event.