Part of: Miami Marlins vs. Houston Astros

Miami Marlins vs. Houston Astros: O/U 8.5

In the upcoming MLB game between the Miami Marlins and Houston Astros, scheduled for July 21 at 8:10 PM ET: This market will resolve to "Over" if the Miami Marlins and Houston Astros combine to score 9 or more runs in this game. If the combined total is less than 9, this market will resolve to "Under". If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, this market will resolve 50-50. To know when a postponed game will be played, please check the home team's schedule on MLB.com for the listed team and look for the game described as a makeup game. The primary resolution source for this market is the official final statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 24 hours after the event's conclusion, a consensus of credible reporting may be used instead.

1 smart money signal detected, totaling $2,731.

Categories: Sports, Games, MLB, baseball

Notable Trades

88% win-rate sharp buys Over

A highly proven bettor with an 88% win rate and $3.84M profit is making a fresh $2,731 wager on Over 8.5.

  • This bettor has won 1,902 of 2,161 resolved positions—an 88% win rate—with $3.84M in reported profit.
  • The wallet is a serial cross-market trader active across 1,205 events and 1,460 markets, indicating extensive demonstrated experience.
  • The $2,731 Over position was opened at 55¢ in a liquid market with a tight 1¢ spread.

$2,731 on Over | Wallet win rate: 88%

Top Holders

  1. 0xfe78...0319 — Over, $12,320 (64% win rate)
  2. 0x27f7...44b0 — Over, $6,235 (88% win rate)
  3. 0xe55a...ecf7 — Over, $4,198 (99% win rate)
  4. 0x50c3...ace1 — Over, $1,500 (100% win rate)
  5. 0x7a30...8abd — Over, $1,106 (94% win rate)
  6. 0x73e8...cd6f — Over, $900 (82% win rate)
  7. 0x58b9...ee8b — Over, $622 (92% win rate)
  8. 0x7f29...f03d — Over, $293 (70% win rate)
  9. 0xab8b...24ff — Over, $149
  10. 0xe426...f4ff — Over, $120 (93% win rate)

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Miami Marlins vs. Houston Astros: O/U 8.5

Miami Marlins vs. Houston Astros$2,731 tracked1 signalSportsGamesMLBbaseball
Over
0¢
Under
100¢

In the upcoming MLB game between the Miami Marlins and Houston Astros, scheduled for July 21 at 8:10 PM ET: This market will resolve to "Over" if the Miami Marlins and Houston Astros combine to score 9 or more runs in this game. If the combined total is less than 9, this market will resolve to "Under". If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, this market will resolve 50-50. To know when a postponed game will be played, please check the home team's schedule on MLB.com for the listed team and look for the game described as a makeup game. The primary resolution source for this market is the official final statistics of the event as recognized by the governing body or event organizers. However, if the governing body or event organizers have not published final match statistics within 24 hours after the event's conclusion, a consensus of credible reporting may be used instead.

MIA
3
52-50
Final
HOU
5
49-54
MIA +102HOU -123O/U 9Polymarket: 0¢
Venue
Daikin Park, Houston
Attendance
28,748

Notable Trades

Miami Marlins vs. Houston Astros: O/U 8.5

2026-07-21 14:35 UTC

$2,731 on Over at 55¢

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