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Sun vs Mystics Prediction, Pick, WNBA Odds for Tuesday, September 22

Sun vs Mystics Prediction, Pick, WNBA Odds for Tuesday, September 22 article feature image
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Soobum Im-Imagn Images. Pictured: Kiki Iraifen and Shakira Austin.

The Connecticut Sun (10-32) and Washington Mystics (26-16) meet in the WNBA tonight. Tipoff is set for 7:30 p.m. EDT at CareFirst Arena in Washington, DC. The game will be broadcast live on NBCS-BOS.

The Mystics are favored by -15.5 on the spread, with the over/under set at 159 (-112o / -107u). The Mystics are a -1300 favorite to win outright, while the Sun are +800 to pull off the upset.

Let's get into my Sun vs. Mystics predictions and WNBA picks.

Sun vs. Mystics Odds, Pick

Sun Logo
Tuesday, September 22, 2026
7:30 p.m. EDT
NBCS-BOS
Mystics Logo
Sun Odds
SpreadTotalMoneyline
+15.5
-107
159
-112o / -107u
+800
Mystics Odds
SpreadTotalMoneyline
-15.5
-112
159
-112o / -107u
-1300
Odds via FanDuel. Get up-to-the-minute WNBA odds here.
FanDuel Logo
  • Sun vs. Mystics Spread: Mystics -15.5 (-112 ), Sun +15.5 (-107)
  • Sun vs. Mystics Over/Under: 159 (-112o / -107u)
  • Sun vs. Mystics Moneyline: Sun +800, Mystics -1300
  • Sun vs. Mystics Best Bet: Sun +15.5
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Sun vs. Mystics Preview

This looks like a strong spot for the Mystics. Washington is 26-16 overall and 14-6 at home, while Connecticut is just 10-32 and 3-18 on the road. The Mystics have also won their last two, while the Sun have dropped five straight.

The recent numbers make the matchup even more interesting. Washington has averaged 89.7 points over its last 10 games while shooting 50.3% from the field. Connecticut, meanwhile, has scored just 76.7 points per game over that same stretch and allowed 91.9.

Washington is also coming off a 93-77 win over the Fever, with Kiki Iriafen and Shakira Austin combining for 41 points and 24 rebounds. The Mystics have already beaten Connecticut 92-84 this season, and they should have another favorable matchup against a Sun team struggling on both ends.


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Sun vs. Mystics Prediction

Evan Abrams' Big Visiting Dogs with Public Support Bet Lab System targets large regular-season road underdogs (+9.5 to +30) catching significant spread coverage despite holding below-average ATS records.

Oddsmakers frequently misprice these matchups when unexpected public backing inflates the number beyond true efficiency ratings.

Capturing a bloated cushion on a heavy visiting underdog exploits market line distortion and opens prime backdoor cover opportunities.

Tonight’s matchup between the Washington Mystics and Connecticut Sun fits this exact system trigger. Washington enters on a hot streak, boasting a high-powered offense. With Washington dominating at home, public sentiment naturally leans toward a blowout win.

However, Connecticut offers the ideal profile for this model. Despite a five-game slide and a 19-23 ATS record (45.2% cover rate), the massive 15.5-point buffer creates significant artificial value. Expect late-game possessions to keep Connecticut within this inflated margin. Back the Sun +15.5.

Best Bet: Sun +15.5


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