New Zealand Warriors vs. St George Illawarra Dragons prediction: Why Warriors are favored to win Saturday's NRL Round 20 matchup [7/18/2026]

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Written by Jason Bevilacqua

Get New Zealand Warriors vs St George Illawarra Dragons predictions for NRL Saturday.

New Zealand Warriors-St George Illawarra Dragons Predictions and Game Preview.
New Zealand Warriors vs. St George Illawarra Dragons NRL prediction for Saturday, July 18, 2026.

The New Zealand Warriors will take on the St George Illawarra Dragons in National Rugby League (NRL) action at Go Media Stadium on Saturday, beginning at 3:35 AM ET.

Based on the latest simulation results, Dimers' advanced NRL model projects the Warriors as the most likely winner of the Dragons vs. Warriors game.

This article offers an expanded analysis of Saturday's matchup, including best bets and picks.

Warriors vs. Dragons prediction: Who will win Round 20 game?

Using trusted machine learning and data, we have simulated the result of Saturday's NRL game between the Dragons and Warriors, forming part of our NRL predictions coverage.

Our independent predictive model gives the Warriors an 83.9% chance of defeating the Dragons.

According to our model, the Dragons (+16.5) have a 52.8% chance of covering the spread, while the over/under total of 46.5 points has a 57.3% chance of staying under,.

 

St George vs. Warriors odds

We have sourced the best NRL odds in America for this game, which are listed here:

Bet Type Dragons Warriors
H2H (Moneyline) +380 -556
Line (Spread) +16.5 (-120) -16.5 (-105)
Total o46.5 (-105) u46.5 (-120)

All odds are correct at the time of publication and are subject to change.

Dragons vs. Warriors picks and best bet

After matching our predictions against the best current odds, we can reveal our picks for each of the major markets in this matchup. Plus, find our best bet for the game below:

Bet Type Pick Bet Now
Spread Dragons +16.5 -120
Moneyline Warriors -556
Total Under 46.5 -120

According to our NRL best bets, the top play to make on this game is Under 46.5 total points.

These picks are based on our probabilities matched against the implied probabilities from the sportsbook odds.

 

Warriors vs. Dragons game-day updates and essential details

Saturday's Australian rugby league matchup between the Warriors and Dragons at Go Media Stadium is scheduled to begin at 3:35 AM ET.

  • Who: St George Illawarra Dragons vs. New Zealand Warriors
  • Date: Saturday, July 18, 2026
  • Time: 3:35 AM ET/12:35AM PT
  • Venue: Go Media Stadium

The NRL is available to bet on in the US through all major sportsbooks, with there even being games played in Vegas each season as of 2024.

Conclusion

We predict the Warriors, with an 83.9% win probability, will likely beat the Dragons in Saturday's NRL matchup.

Additional tools and information for betting safely can be found in our Responsible Gambling hub.

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Written by
Jason Bevilacqua
Head of Content and Communities

Jason Bevilacqua, an expert in MLB, NHL, NBA, MLS, and NFL, delivers game previews, best bets, and props. Since 2020, as Head of Social and Community at Dimers, he has contributed insightful articles utilizing data-driven models and simulations.

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