New York Yankees vs Arizona Diamondbacks Prediction (Sep 20)
The Wise Guy Desk · MLB Breakdown
New York Yankees logo@Arizona Diamondbacks logo
This game has ended. Final: New York Yankees 4, Arizona Diamondbacks 8. The preview below is archived exactly as it was published before the game. Browse the September 2026 MLB archive →

New York Yankees vs Arizona Diamondbacks Prediction & Pick (Sep 20)

A 24-games-over-.500 Yankees club is priced as a coin flip in the desert, and that gap is where our edge lives on the run line at +164.
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The edge we flaggedNew York Yankees -1.5
Expected value+2.5% @ ProphetX
Will Warren
New York Yankees starter · 10-6, 3.89 ERAWill Warren
Corbin Burnes
Arizona Diamondbacks starter · 0-0, 5.87 ERACorbin Burnes
The lean: Yankees -1.5 (+164) at ProphetX
📊 Best prices from the regulated US sportsbooks we track Line shopping can improve your price
MarketNew York YankeesArizona Diamondbacks
Moneyline-107Pregame price at ProphetX →Best partner price: Novig -108+104Pregame price at Novig →
Run line-1.5 +164Pregame price at ProphetX →Best partner price: Novig +153+1.5 -163Pregame price at Novig →
Total 8.5O +102Pregame price at Novig →U -106Pregame price at Novig →
📊 Team Breakdown archived pregame data
New York YankeesArizona Diamondbacks
Season win %
57.8%
52.3%
Last 5 games (newest first)
New York Yankees logoNew York YankeesWWLWL
Arizona Diamondbacks logoArizona DiamondbacksWLLLW
Runs scored vs allowed, last 5
New York Yankees logoNew York Yankees32 for · 16 against
Arizona Diamondbacks logoArizona Diamondbacks20 for · 27 against
Pregame chance to win, per the betting market
51%
49%
Pregame chance to win, per ESPN's computer model
49%
51%
Standings & streak
New York Yankees logoNew York Yankees2nd AL East · 5 GB · L1
Arizona Diamondbacks logoArizona Diamondbacks3rd NL West · 14 GB · W1
How to read this: "chance to win per the betting market" comes from the actual odds with the sportsbook's built-in fee (the vig) stripped out, so it is the market's honest opinion. When that number and ESPN's model disagree, one of them is wrong, and that gap is where value lives.
🛈 Wise Guy Desk analysis - not an official play. A free breakdown to help you find value and bet the best number. Ross's documented MLB plays are graded win or loss on the members board.
📘 New to betting? Two-minute translation. A moneyline bet is picking who wins the game, nothing else. In this game, +104 means a $100 bet profits $104 if it wins. -107 means you risk $107 to profit $100, that's the favorite. The run line is baseball's point spread, almost always 1.5 runs. The total is a bet on combined runs by both teams, over or under the books' number. +EV (positive expected value) means the price pays better than the market-implied fair odds (the line with the vig removed); consistently taking better prices raises your expected return over time. Learn the full system free: Sports Betting 101 · Think Like the Book · Odds converter · No-vig calculator

A 24-Game Winner Priced Like a Coin Flip

New York is 89-65. Arizona is 81-74. That is a 17-game gap in the win column, and the market has this game at essentially even money. ESPN's pregame model actually leans the other way, giving Arizona 50.7% and the Yankees 49.3%. When a clearly better record gets no respect at the counter, there is usually a reason buried in the details, and finding out whether that reason is real is the whole job tonight at Chase Field.

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The Matchup

The Yankees sit second in the AL East, five games back, which means they are still chasing but firmly in the mix. Arizona is third in the NL West and 14 games back, which is a polite way of saying their season is winding down. Recent form tells a different story than the standings.

New York has gone 3-2 over its last five, scoring 32 runs and allowing just 16, a plus-16 margin that is genuinely loud. Arizona is 2-3 in its last five, scoring 20 and allowing 27. The Yankees lost their most recent game; the Diamondbacks won theirs. The season series between these two is tied 1-1, so this game breaks the deadlock.

Pitching Matchup

In baseball, the starting pitcher is the single biggest input into a game price. One man touches the ball on every defensive play, and a good start can quietly remove three or four runs from a team's expected total. New York sends Will Warren (10-6, 3.89 ERA), a steady mid-rotation arm whose ERA (earned run average, the average earned runs he allows per nine innings) sits comfortably below league-average territory.

Arizona counters with Corbin Burnes, listed at 0-0 with a 5.87 ERA. That win-loss line tells you this is a tiny sample of work, so the 5.87 should be read with caution rather than treated as his talent level. Still, the numbers on the page favor the visitor, and the market has not priced it that way.

The Numbers

Start with the moneyline, which is simply picking who wins the game outright. The Yankees are -107 at ProphetX, meaning you risk $107 to win $100. Arizona is +104 at Novig, meaning $100 risked returns $104 in profit. That is about as close to a pick'em as baseball gets. The run line is baseball's version of a point spread, always set at 1.5 runs.

The Yankees at -1.5 pay +164 at ProphetX, so they must win by two or more runs and a winning $100 ticket returns $164 profit. Arizona at +1.5 is -163 at Novig, so they can lose by exactly one and the bet still cashes. The total is 8.5, meaning the books expect roughly eight or nine combined runs; Over is +102 and Under is -106, both best at Novig. Note where each best price sits. Shopping across books is not a garnish, it is the edge.

Where the Value Is

Our model's top edge is the Yankees at -1.5, +164 at ProphetX, worth about +2.5% expected value against the no-vig fair price (the market's implied probability with the sportsbook's built-in commission stripped out). Here is what that means in dollars: for every $100 you put on that number, you would profit about $2.50 on average over a long run of identical bets.

It is a thin, grinding edge, not a windfall. At +164, the price needs the Yankees to win by two or more roughly 37.9% of the time just to break even; our number says a bit more often than that. Take the +164 and this bet is live. Take +150 somewhere else and the edge is gone.

Conditions & Injuries

It is 99 degrees with a 14 mph wind at Chase Field, hot air that historically helps the baseball travel. Arizona is without Tyler Locklear, Ryan Thompson and A.J. Puk, all on the 60-day injured list, with Puk's absence thinning the late-inning bullpen options. New York is missing Jazz Chisholm Jr. and Trent Grisham (both 10-day IL) with Spencer Jones day-to-day, real subtractions from the lineup and outfield defense.

The Pick

Yankees -1.5 at +164, best price at ProphetX. Win by two or more.

The Prediction

We will take the plus-money side of a team that has outscored opponents 32-16 over five games while facing an opposing starter carrying a 5.87 ERA in limited work. The moneyline offers nothing at -107; the run line pays 1.64 to 1 for a margin this offense has produced repeatedly of late. Projected outcome: Yankees 6, Diamondbacks 3, with the total landing near the 8.5 number. That is our read on this price. The Desk posts a documented free play on days like this, and it sits right below.

Conditions & Injuries

VenueChase Field
Weather99°F, 3, wind 14 mph
Season seriesSeries tied 1-1
ARITyler Locklear (60-Day-IL), Ryan Thompson (60-Day-IL), A.J. Puk (60-Day-IL)
NYYSpencer Jones (Day-To-Day), Jazz Chisholm Jr. (10-Day-IL), Trent Grisham (10-Day-IL)

New York Yankees vs Arizona Diamondbacks FAQ

Who is favored in New York Yankees vs Arizona Diamondbacks?

New York Yankees is the market favorite at -107 (best price at ProphetX) on the moneyline, with Arizona Diamondbacks at +104. Lines move all day, so check the odds table on this page for the current best number at every book.

Are these Wise Guy Team picks free?

Yes. This is a free Wise Guy Desk breakdown - our analysis, not Ross's official plays. Ross's documented plays are bet with real money and graded win or loss on the members board.

How does the Wise Guy Desk find value?

Expected value first - the best price across the books versus the true fair price - then sharp-money confirmation from the betting splits. EV-primary, sharp-confirmed.

What is the total (over/under) for New York Yankees vs Arizona Diamondbacks?

The total is 8.5, with the over priced at +102 at Novig and the under at -106 at Novig. A total is a bet on the combined score of both teams, over or under that number, no matter who wins.

This preview was produced with AI assistance from live data feeds and reviewed by automated checks. Odds and availability change constantly and may differ from what's shown - always verify the current line at your sportsbook before betting. Found an error? memberservice@wiseguyteam.com.
21+. For entertainment and educational purposes, not financial advice. Wise Guy Desk reads are analysis, not guaranteed outcomes. If gambling stops being fun, take a break. 1-800-GAMBLER.

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