BettingLab

MLB · moneyline · Published system

ERA 4.75+ starter as a favorite, team off a loss: fade

ERA 4.75+ starter as a favorite, team off a loss: fade. Machine rule: {"seasonType": "regular", "pitcher.era": {"min": 4.75}, "pitcher.seasonStarts": {"min": 5}, "form.prevResult": "L", "line.ml": {"max": -101}} Bet: bet their opponent on the moneyline.

396-439 since 2021, ROI after the vig +2.8%.

Published system — made money 2021–26 after the vig. Past results, not a guarantee.

All bets, 2021 to 2026
396-439 (n=835), won 47.4% (95% range 44.1% to 50.8%); break-even 46.4%; ROI after the vig +2.8%
Earlier seasons
2021 to 2023: 198-227, +1.0%
Later seasons
2024 to 2026: 198-212, +4.6%
2021
82-80 (n=162), ROI +8.9%
2022
46-57 (n=103), ROI -1.4%
2023
70-90 (n=160), ROI -5.3%
2024
49-71 (n=120), ROI -11.2%
2025
68-57 (n=125), ROI +19.5%
2026
81-84 (n=165), ROI +4.7%

How this is graded

This system was published elsewhere; we graded its rule on every game it fit in 2021 to 2026 at our closing consensus prices. ROI is profit per unit staked after the vig. We list a system only if it made money over the whole sample and in both the earlier and later seasons, on 50 or more decided bets. Rates exclude pushes; n counts decided bets.

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For information only. Past results don't predict future ones. 21+. Gambling problem? Call 1-800-GAMBLER. Trend data from the MoneyLine API.