Royals vs Nationals Prediction, Odds, Moneyline, Spread & Over/Under for Aug. 12

Odds updated as of 5:17 a.m.

The MLB's Tuesday schedule includes the Kansas City Royals facing the Washington Nationals.

Here's what you need to know before checking out today's MLB odds and spreads on FanDuel Sportsbook.

Royals vs Nationals Game Info

• Kansas City Royals (59-60) vs. Washington Nationals (47-71)
• Date: Tuesday, August 12, 2025
• Time: 7:40 p.m. ET
• Venue: Kauffman Stadium -- Kansas City, Missouri
• Coverage: FDSKC and MASN2

Royals vs Nationals Odds & Moneyline

• All MLB odds, betting lines and prop bets are available on FanDuel Sportsbook.
• Moneyline: KC: (-178) | WSH: (+150)
• Spread: KC: -1.5 (+114) | WSH: +1.5 (-137)
• Total: 8.5 -- Over: (-128) | Under: (+104)

Royals vs Nationals Probable Starting Pitchers

Probable Pitchers: Michael Wacha (Royals) - 6-9, 3.36 ERA vs Mitchell Parker (Nationals) - 7-12, 5.50 ERA

The probable starters are Michael Wacha (6-9) for the Royals and Mitchell Parker (7-12) for the Nationals. Wacha and his team are 11-12-0 ATS this season when he starts. Wacha's team is 3-5 this season when he starts and they are the moneyline favorite. The Nationals have a 10-10-0 ATS record in Parker's 20 starts with a set spread. The Nationals are 9-8 in Parker's 17 starts this season that they were the underdog on the moneyline.

Royals vs Nationals Prediction & Pick

All MLB win probability predictions and picks are according to numberFire.
Prediction: Royals win (59.2%)

Royals vs Nationals Moneyline

• Washington is a +150 underdog on the moneyline, while Kansas City is a -178 favorite at home.

Royals vs Nationals Spread

• The Royals are hosting the Nationals and are favored by 1.5 runs on the spread. The Royals are +114 to cover the runline, with the Nationals being -137.

Royals vs Nationals Over/Under

• The over/under for the Royals versus Nationals game on Aug. 12 has been set at 8.5, with -128 odds on the over and +104 odds on the under.

Bet on Kansas City Royals vs. Washington Nationals on FanDuel today!

Royals vs Nationals Betting Trends

• The Royals have come away with 25 wins in the 45 contests they have been listed as the favorites in this season.
• Kansas City has been a -178 moneyline favorite on eight occasions this season and won every time.
• The Royals and their opponents have gone over the total this season in 50 of their 117 opportunities.
• In 117 games with a line this season, the Royals have a mark of 60-57-0 against the spread.
• The Nationals have been the underdog on the moneyline 93 total times this season. They've gone 41-52 in those games.
• Washington has a 13-17 record (winning 43.3% of its games) when it has played as a moneyline underdog of +150 or longer.
• The Nationals have played in 112 games with an over/under set, and have combined with their opponents to go over the total 62 times (62-47-3).
• The Nationals have collected a 56-56-0 record against the spread this season (covering 50% of the time).

Royals Player Leaders

• Bobby Witt Jr. has 132 hits to go with a slugging percentage of .492, both of which lead Kansas City hitters this season. He has a .285 batting average and an on-base percentage of .341.
• Among all qualified batters in the majors, he ranks 23rd in batting average, 57th in on-base percentage, and 23rd in slugging.
• Maikel Garcia is slashing .303/.363/.474 this season and leads the Royals with an OPS of .837.
• His batting average ranks seventh among qualified players, his on-base percentage 24th, and his slugging percentage 37th.
• Garcia heads into this game looking to extend his four-game hit streak. During his last five outings he is batting .368 with two doubles, four walks and an RBI.
• Vinnie Pasquantino has collected 116 base hits, an OBP of .319 and a slugging percentage of .432 this season.
• Salvador Perez has been key for Kansas City with 110 hits, an OBP of .294 plus a slugging percentage of .454.

Nationals Player Leaders

• James Wood has racked up 114 hits with a .359 on-base percentage and a .487 slugging percentage, all club-bests for the Nationals. He's batting .260.
• Including all qualified hitters, he ranks 72nd in batting average, while his on-base percentage ranks 29th and he is 30th in slugging.
• Wood heads into this game on a four-game hitting streak. In his last five games he is batting .318 with four doubles, a home run, a walk and six RBIs.
• C.J. Abrams is batting .265 with 25 doubles, four triples, 15 home runs and 29 walks. He's slugging .451 with an on-base percentage of .329.
• Including all qualified hitters, he is 63rd in batting average, 75th in on-base percentage and 61st in slugging percentage.
• Luis Garcia is batting .261 with 22 doubles, nine home runs and 21 walks.
• Josh Bell is batting .235 with 12 doubles, a triple, 15 home runs and 46 walks.

Royals vs Nationals Head to Head

• 8/11/2025: 7-4 KC (Favorite: Royals, Spread: -1.5, Total: 9, Favorite Moneyline: -146, Underdog Moneyline: +124)
• 9/26/2024: 7-4 KC (Favorite: Royals, Spread: -1.5, Total: 8.5, Favorite Moneyline: -176, Underdog Moneyline: +148)
• 9/25/2024: 3-0 KC (Favorite: Royals, Spread: -1.5, Total: 7.5, Favorite Moneyline: -136, Underdog Moneyline: +116)
• 5/28/2023: 3-2 KC (Favorite: Royals, Spread: -1.5, Total: 9, Favorite Moneyline: -112, Underdog Moneyline: -104)
• 5/27/2023: 4-2 WSH (Favorite: Royals, Spread: -1.5, Total: 9.5, Favorite Moneyline: -132, Underdog Moneyline: +112)
• 5/26/2023: 12-10 WSH (Favorite: Royals, Spread: -1.5, Total: 9.5, Favorite Moneyline: -110, Underdog Moneyline: -106)

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