Trendline Labs

Underdogs with Poor Home History

Last updated: April 14, 2026

Backs underdogs receiving runs on the spread who have a below-average historical home win percentage and face odds giving them less than 41% implied probability of winning outright.

Part of all MLB ATS system records.

Underdogs with Poor Home History is a verified MLB spread betting system that backs underdogs receiving runs on the spread who have a below-average historical home win percentage and face odds giving them less than 41% implied probability of winning outright. Tracked across 791 graded picks, it holds a 438-353 record with a 55.37% hit rate and 5.71% ROI. All results graded from verified game outcomes.

When This System Fires

The system places a pick only when every one of these triggers holds true at game time.

1

Implied Win Probability

at most 0.41implied_team_win_prob

Market implies the team wins less than 41% of the time.

2

Referee Home Win %

at most 0.49ref_home_win_pct

Crew has a historical home-team win rate below 49%.

3

Team Spread

above 0team_spread

TOTAL PICKS

1672

HIT RATE

55.37%

RECORD

438-353

ROI

+5.71%

PERFORMANCE BREAKDOWN

438

791

353

WINS

TOTAL BETS

LOSSES

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Frequently Asked Questions

Does the "Underdogs with Poor Home History" MLB ATS system still work?

The system's live record is 438-353 (55.37% hit rate) with 5.71% ROI across 791 graded picks. Closing line value averages 0.00, meaning picks are consistently behind the sharpest closing price. Past performance doesn't guarantee future results — track it forward to confirm the edge persists.

When does the Underdogs with Poor Home History system fire a pick?

The system triggers a MLB ats pick only when all 3 of its filter conditions are satisfied at game time. See the "When This System Fires" section above for the exact thresholds on each condition — the system waits for every trigger before placing a bet, which is why sample sizes are smaller than total games.

What is the sample size for the Underdogs with Poor Home History system?

The system has been evaluated against 1672 total qualifying games, with 791 of those reaching a graded outcome (wins + losses). Sample size matters — any system under ~15-20 graded picks is noise; 50+ is where a real edge shows statistical signal.

Analysis generated by Optimus AI from proprietary ML system data.

For informational and entertainment purposes only. Not betting advice. Please gamble responsibly.

Optimus

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