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RECAPMLB · Aug 18, 2026 · 5 MIN · Arcline Analytics

PCA Goes Nuclear and We Weren't Even Playing

Monday was a no-bet slate — nothing cleared the bar, so we stood down. Then Pete Crow-Armstrong went 4-for-5 with two homers and reminded us that baseball does not care about your discipline.

00 · THE DAY

Ten games on the Monday board. We ran every side and every total through the model, and not one of them came back with a number we could hang our hat on. No moneyline cleared five points of edge over the market. No total cleared ten points of over/under edge. So we closed the laptop.

That is the whole record: 0-0 on moneylines, 0-0 on totals. Blank. Which sounds like nothing until you've spent enough time in this business to know that the most expensive nights are often the ones where you talked yourself into something that wasn't there. Monday was not that night. Monday was a pass, and a pass is a result.

The Chicago Cubs then sent Pete Crow-Armstrong to the plate five times and he made us watch every single one of them.

01 · THE CARD, GRADED

Nothing made the card Monday. No money was down. The model looked at ten games and found no side, no total where the edge was real enough to stake — and the discipline of that is the point. We do not manufacture picks to fill space. A no-bet night, graded honestly, is 0-0 and your bankroll is exactly where you left it.

There were no leans tracked on the board that cleared even a secondary threshold, so there is nothing to grade in that column either. The board was quiet. We let it be quiet.

The running record stands as-is. Onward.

02 · RESULTS & DFS ANGLE

Just because we weren't betting Monday doesn't mean we weren't watching. The model projected 159 of the 305 players who scored on the DFS slate, and the range of outcomes was — let's say — instructive.

Top Scorers

  • Pete Crow-Armstrong, Chicago Cubs — 45.0 DK pts. Went 4-for-5 with 2 home runs, 3 RBI, and a stolen base. Our projection: 9.5. That is not a rounding error. That is a different sport.
  • Shohei Ohtani, Los Angeles Dodgers — 40.0 DK pts. Four hits in five at-bats, two home runs, three RBI. Our projection was 11.89, which felt reasonable at the time and looks like we were predicting a Tuesday afternoon walk to the mailbox.
  • Bobby Witt Jr., Kansas City Royals — 39.0 DK pts. Went 3-for-4 with a homer, three RBI, and a stolen base. Our projection: 9.89. He was at 4x before the seventh inning.
  • Christian Encarnacion-Strand, Baltimore Orioles — 26.0 DK pts. Three hits in five at-bats, a home run, four RBI. No salary data on our end for him Monday, so we're noting it for the record.
  • Max Muncy, Los Angeles Dodgers — 25.0 DK pts. Went 2-for-4 with a homer and three RBI. Our projection was 10.12 at a salary of $5,700 — actually the quietest gap in the top five, relatively speaking.

Where We Were Right

The best-call list is a little awkward when the projections still got lapped, but context matters: these three were the right names, they were in the right conversations, and the production came. We saw the ceiling; we just didn't see the roof.

  • Pete Crow-Armstrong: projected 9.5, scored 45.0. The direction was right. The magnitude was a Pete Crow-Armstrong problem, not a modeling problem — though we'll note it and move on.
  • Shohei Ohtani: projected 11.89, scored 40.0. At $7,100 in salary, if you rostered him Monday you were thrilled. We liked him. He was better than we liked him.
  • Bobby Witt Jr.: projected 9.89, scored 39.0. Same story. Value play at $6,200 who turned into the second-best score on the slate.

Where We Missed

Own it and move on — that's the only way to do this.

  • Shane McClanahan, Tampa Bay Rays — projected 15.58, scored 5.1. Got through 3.1 innings, three strikeouts, three earned runs. That is not a McClanahan line and it is not a McClanahan projection. It just happened.
  • Mitch Bratt, Arizona Diamondbacks — projected 14.49, scored negative 3.4. Three innings, zero strikeouts, three earned. Negative DK points is its own special kind of bad, and we projected him as a quality start candidate. We were wrong, and it cost anyone who rostered him before they could pivot.
  • Alec Gamboa, Boston Red Sox — projected 13.9, scored 5.0. Got through 1.1 innings, one strikeout, zero earned — but 1.1 innings at any run total is a disaster when you're paying for a starter's ceiling. The leash was short. The score was shorter.

Three pitchers, three short outings, three projections that got nowhere near reality. That's not a systematic failure — pitchers get pulled, managers get antsy, stuff isn't there on a given Monday — but it is a fair reminder that the pitcher projection game is the hardest one we play.

03 · WHAT WE LEARNED

The betting side is easy to summarize: discipline held, the bar stayed where it is, and we did not invent an edge because ten games were sitting there and we felt like we should have something to say about them. That is the job. We'll say it every time it happens and we'll mean it every time.

The DFS side is more useful. Three of the five biggest scores on Monday were players we had in our best-call tier — the right names in the right spots. The projections themselves were lapped by a wide margin, but that is partly the nature of upside events: Crow-Armstrong going 4-for-5 with two home runs is not something a model predicts, it is something a model tells you is possible more often for certain players than the market acknowledges. If the model has him in conversation, that's the work. The gap between 9.5 projected and 45.0 actual is not an indictment of the process.

The pitcher misses are a different conversation. McClanahan, Bratt, and Gamboa all got short outings that had nothing to do with our underlying read on the matchups — but short outings don't grade on a curve. We'll track the early-exit rate on our pitcher projections going forward and see if there's a pattern worth adjusting for.

Tuesday's slate is up next. The bar stays where it is.

Written by Arcline AnalyticsSee today's card →