MLB NRFI & YRFI Picks Today: One Hairline Edge On Tuesday's Board — The Royals-Dodgers NRFI (August 11)
Tuesday, August 11 hands the OddsShopper first-inning odds screen a full 15-game MLB card, 30 NRFI and YRFI sides, and about as tight a board as this market prints. Exactly one side pays better than its fair, no-vig price, and it clears by three tenths of a percent. A board this tight is not a dull day; it is the market showing you its final form, and the useful questions become where the one seam opened, why it opened there, and what an edge that thin is actually worth in dollars. All three answers are below. If the bet type itself is new to you, start with the what is NRFI explainer and come back.
The Quick Answer
One first-inning side beats its fair (no-vig) price on Tuesday, August 11: the Kansas City Royals vs. Los Angeles Dodgers NRFI at +102, against a true price of +101, a +0.3% edge. The other 29 sides all price at or below fair. The closest miss is the Boston Red Sox vs. Toronto Blue Jays YRFI at +140 against a true +141, a -0.3% edge that lands just under the line. The full 30-side board, the reason both of those rows live in the day's two cheapest markets, and the honest dollars-and-cents math on a +0.3% edge are all below.
Tuesday's First-Inning Board: All 30 Sides, Ranked
The frame first, because it decides how you read every row. A positive edge means the best takeable price pays more than the true, no-vig probability says it should. That's value. A negative edge means the price is shorter than fair, and the market is efficient there: no play, whatever the pitching matchup suggests. Here is the whole 15-game card, best side to worst:
| Game (Listed First Pitch, ET) | Side | Best takeable | Fair (no-vig) | Edge |
|---|---|---|---|---|
| Royals Vs. Dodgers (9:10 PM) | NRFI | +102 | +101 | +0.3% |
| Red Sox Vs. Blue Jays (6:07 PM) | YRFI | +140 | +141 | -0.3% |
| Reds Vs. White Sox (6:40 PM) | NRFI | -115 | -114 | -0.6% |
| Red Sox Vs. Blue Jays (6:07 PM) | NRFI | -144 | -141 | -0.9% |
| Astros Vs. Giants (8:45 PM) | NRFI | -113 | -111 | -1.0% |
| Rangers Vs. Angels (8:38 PM) | NRFI | +114 | +116 | -1.1% |
| Brewers Vs. Padres (8:40 PM) | NRFI | -119 | -116 | -1.3% |
| Mariners Vs. Yankees (6:05 PM) | YRFI | +110 | +113 | -1.4% |
| Rangers Vs. Angels (8:38 PM) | YRFI | -120 | -116 | -1.4% |
| Pirates Vs. Marlins (5:40 PM) | NRFI | -150 | -144 | -1.6% |
| Royals Vs. Dodgers (9:10 PM) | YRFI | -105 | -101 | -1.7% |
| Pirates Vs. Marlins (5:40 PM) | YRFI | +140 | +144 | -1.7% |
| Brewers Vs. Padres (8:40 PM) | YRFI | +112 | +116 | -1.7% |
| Reds Vs. White Sox (6:40 PM) | YRFI | +110 | +114 | -1.7% |
| Mets Vs. Braves (6:15 PM) | NRFI | -106 | -102 | -1.9% |
| Mets Vs. Braves (6:15 PM) | YRFI | -102 | +102 | -1.9% |
| Mariners Vs. Yankees (6:05 PM) | NRFI | -118 | -113 | -2.0% |
| Rockies Vs. Diamondbacks (8:40 PM) | NRFI | +115 | +120 | -2.1% |
| Phillies Vs. Cardinals (6:45 PM) | YRFI | +100 | +105 | -2.5% |
| Rays Vs. Athletics (8:40 PM) | YRFI | -132 | -124 | -2.6% |
| Astros Vs. Giants (8:45 PM) | YRFI | +105 | +111 | -2.7% |
| Cubs Vs. Nationals (5:45 PM) | NRFI | +102 | +108 | -2.7% |
| Orioles Vs. Twins (6:40 PM) | NRFI | +108 | +114 | -3.0% |
| Guardians Vs. Tigers (5:40 PM) | YRFI | -101 | +106 | -3.2% |
| Rockies Vs. Diamondbacks (8:40 PM) | YRFI | -130 | -120 | -3.6% |
| Rays Vs. Athletics (8:40 PM) | NRFI | +116 | +124 | -3.7% |
| Orioles Vs. Twins (6:40 PM) | YRFI | -125 | -114 | -3.9% |
| Guardians Vs. Tigers (5:40 PM) | NRFI | -115 | -106 | -4.0% |
| Cubs Vs. Nationals (5:45 PM) | YRFI | -118 | -108 | -4.2% |
| Phillies Vs. Cardinals (6:45 PM) | NRFI | -115 | -105 | -4.2% |
The row worth staring at is the top one, and not because it's fat. The Royals-Dodgers NRFI pays +102 against a true +101, a one-cent gap on the American odds scale. Everything under it is the market saying no, all the way down to a pair of -4.2% rows at the bottom. The spread from best side to worst is four and a half points, and not one pitch has been thrown to earn any of it. That spread is entirely price, which is exactly why the next question is where on the card the price got cheapest.
Both Of The Board's Best Rows Live In Its Two Cheapest Markets
Every two-way market carries a toll: convert both best takeable prices to implied probability, add them, and the amount over 100% is what the market charges you to play. Run that math across all 15 games and the card sorts cleanly. The Red Sox-Blue Jays market is the day's cheapest at roughly 100.7% combined, the Royals-Dodgers market sits essentially level with it at about 100.7% as well, and no other game gets under 101.1%. At the far end, Guardians-Tigers is the day's most expensive market at about 103.7%, with Cubs-Nationals and Orioles-Twins right behind at roughly 103.6%.
Now look back at the board. The only positive edge on the card, the Royals NRFI at +0.3%, and the only near-miss, the Red Sox-Blue Jays YRFI at -0.3%, sit precisely in those two cheapest markets. That is not a coincidence; it is the pattern this column keeps finding. A mispricing has to survive the toll before it can reach you, so a cheap market is the only place one can live. The expensive end proves the same rule from the other side: Guardians-Tigers and Cubs-Nationals hold three of the board's seven worst rows between them, because a 103.7% toll swallows any soft price before it ever prints as value. The August 2 edition ran a 30-side card on which nothing cleared fair at all, its two closest sides priced dead even; Tuesday is that same sealed board with one seam, opened in the night's final game, in the cheapest corner of the card.
Unlike some days, neither cheap market dips below 100% combined, so there is no arbitrage window hiding in the pair. The Royals-Dodgers market is simply priced almost perfectly on both halves: the NRFI a hair generous at +102, the YRFI a hair short at -105 against a true -101. Which raises the only question that matters about a +0.3% edge: what is it actually worth?
Worked Example: What +0.3% At +102 Actually Pays
Take the Royals-Dodgers NRFI and run the two steps the first-inning odds screen runs continuously:
- Best takeable NRFI +102 → a winning $1 risk returns $2.02 (stake included)
- Fair (no-vig) +101 → the market's honest estimate of a scoreless first in this game is 49.8% (100 ÷ 201)
Multiply the $2.02 return by the 49.8% true chance and the rounded numbers hand back just over $1.00 per dollar risked, roughly half a cent of theoretical profit. The board is stricter than the rounding: it runs the same multiplication on the unrounded true price, which sits a shade above the displayed +101, and prints the actual edge at +0.3%, thinner still. Now run the identical steps on the board's bottom row, the Phillies-Cardinals NRFI: -115 returns $1.87 per dollar, the fair -105 implies 51.2%, and 1.87 × 0.512 gets back roughly 96 cents, the printed -4.2%. Two scoreless-first bets on the same night, and the difference between scratching out a fraction of a cent and burning four is nothing but the number you accept. That is the whole argument for pricing first innings off the devig instead of the narrative, and our how to find +EV bets guide walks the full method.
Is a third of a cent worth a bet? Here's the honest read, and it's the question I keep coming back to on boards like this one: +0.3% is real value by the math, but it is thin enough that execution decides everything. Grab +102 and it's a marginal positive play; get filled at even money after the line moves and the edge is gone entirely. An edge that size is less a bet than a price alert, and the practical response is to watch that market into the 9:10 PM ET window; the +102 holding or improving is the only thing that keeps it interesting. The 29 other sides don't even clear that bar: a -0.3% is the fair price and nothing more, and a -4.2% is a toll booth.
For the full-game side of Tuesday's 15, the live odds screen — shop the number across every major book runs the same fair-price test on moneylines and totals. Holding a free bet from a book promo with no first-inning price you like? The free bet converter shows how to turn it into withdrawable cash instead of a forced play. And for a human card next to the math, browse the free expert picks today.
New to OddsShopper? It lines up every major sportsbook's NRFI and YRFI price, devigs each market to its true (no-vig) number, and flags any side paying more than its fair chance: the exact test this article just ran 30 times, done across every book in seconds. Code NRFI takes 20% off OddsShopper Pro.
A Few Realities Before You Chase A Hairline Edge
- A +0.3% Edge Is A Rounding Error Away From Fair. The Royals-Dodgers NRFI at +102 wins about half the time by the market's own estimate; a 49.8% true chance means the run-scores side is the coin-flip's other face. Edges this size only matter across hundreds of disciplined prices, never as a statement about one Tuesday night in Los Angeles.
- The Sample Is One Half-Inning Per Team. The whole bet resolves on six outs or fewer, and tonight's lead row is a 49.8% coin flip by the market's own estimate. An edge column is a long-run statement; the 9:10 PM ET finale is allowed to ignore it completely.
- Lineups And Weather Move These Numbers. These prices are as of this writing, and in a market priced at 100.7% combined, one posted lineup can flip a +0.3% to the wrong side of fair. Recheck the screen inside each game's pregame window, from the 5:40 PM ET openers to the 9:10 PM ET finale.
- Play Responsibly. Sports betting is for adults 21+ in regulated markets where it is legal. Even a positive-edge price loses often; bet within your means and never chase losses.
FAQ
What does NRFI mean in betting? NRFI stands for No Runs First Inning, a yes/no bet that neither team scores in the first inning, both halves combined. If either team plates a run in the first, NRFI loses and YRFI (Yes Runs First Inning) wins. Nothing after the first inning counts. On Tuesday's card the 15 NRFI prices run from -150 (Pirates-Marlins) to +116 (Rays-Athletics), and only one of the 15 beats its fair number, which is why the edge column, not the definition, does the picking. The MLB betting terms glossary covers the rest of the vocabulary.
What is the best NRFI pick today? On Tuesday, August 11, the board's only positive-edge side is the Kansas City Royals vs. Los Angeles Dodgers NRFI (under 0.5 first-inning runs) at +102 against a true +101, a +0.3% edge. It is as thin as a lead play gets: real value at +102, gone at even money, so the price you actually get decides whether it's a play at all.
Are there any YRFI picks today? Not by the math. The best YRFI on the board is Red Sox-Blue Jays over 0.5 first-inning runs at +140 against a true +141, a -0.3% edge that lands just under fair. It sits in the day's cheapest market, at roughly 100.7% combined implied probability, so it's the side most worth watching for a price improvement, but at +140 it is not value yet.
Why does the edge column go negative on almost every game? Because most first-inning markets price efficiently most days, and Tuesday is the efficient case in nearly pure form. Twenty-nine of the 30 sides cost as much as or more than their fair number, and every market on the card holds between roughly 100.7% and 103.7% of combined implied probability. A negative edge isn't a lean toward the other side; it's the board telling you no price in that market beats fair, so the play is no play.
Bottom Line
Tuesday, August 11 is the sealed board with one hairline seam. Of its 30 first-inning sides, 29 price at or below fair, the tolls run as high as 103.7% in Guardians-Tigers, and the single exception, the Royals-Dodgers NRFI at +102 against a true +101, sits in one of the day's two cheapest markets and clears by three tenths of a percent. The August 2 board showed the fully sealed version, zero seams in 30 sides; Tuesday's lesson is what a seam looks like when it finally opens: hairline thin, in the cheapest market on the card, and alive only for as long as the +102 holds. Find the cheap market first, then ask whether the price still beats fair when you're ready to act. The screen runs that order of operations for you every morning.
Read tonight's first-inning board the right way. OddsShopper lines up every book's NRFI and YRFI price on the first-inning odds screen and flags any side that beats its true odds the moment one appears. Code NRFI takes 20% off OddsShopper Pro. Bet responsibly, 21+ where legal.
