Manchester City2 - 1Arsenal
Manchester CityWhy did AI enter 4 times at 25', 31', 54', 65' — and still finish $-1004?
Match Overview
Manchester City hosted Arsenal in the Premier League, finishing 2-1. Goals: R. Cherki (16'), K. Havertz (18'), E. Haaland (65'). OddsFlow deployed 20 trades across 4 waves, achieving 35% precision with a net result of $-1004.00 (ROI: -9.7%).
Pre-Match Odds
The Asian Handicap held at -0.5 but home odds shifted from 1.88 to 1.93; the Over/Under stayed at 2.5 with Over odds moving from 1.88 to 2.05.
Trade Wave Analysis
### Wave 1 — Minute 25' (Score: 1-1) **Context:** Level at 1-1 after K. Havertz's equalizer at 18'. 2 models (system4_BLEND_v10, system4_MC_v10) entered Over/Under and Asian Handicap and Moneyline markets, targeting Over 2.5 and Arsenal -0.5 and Arsenal 0 and Draw and Arsenal -1 and Over 3.5. Average expected value was 19.6%, with a combined stake of $5163. The sharpest edge was on Arsenal -1 (Asian Handicap): OddsFlow calculated 85.4% probability versus the market's implied 45.5% — a 39.9 percentage point gap at odds of 2.2. **Result:** 2 of 10 trades won, netting $-2368.00. ### Wave 2 — Minute 31' (Score: 1-1) **Context:** Level at 1-1 after K. Havertz's equalizer at 18'. 1 model (system4_BLEND_v10) entered Asian Handicap and Over/Under markets, targeting Arsenal -1 and Over 3.5. Average expected value was 27.0%, with a combined stake of $1039. The sharpest edge was on Arsenal -1 (Asian Handicap): OddsFlow calculated 86.0% probability versus the market's implied 45.5% — a 40.5 percentage point gap at odds of 2.2. **Result:** 0 of 2 trades won, netting $-500.00. ### Wave 3 — Minute 54' (Score: 1-1) **Context:** Level at 1-1, 54'. 1 model (system4_HYBRID_v10) entered Asian Handicap and Moneyline and Over/Under markets, targeting Arsenal 0 and Draw and Over 2.5 and Arsenal -0.5. Average expected value was 22.6%, with a combined stake of $2030. The sharpest edge was on Arsenal 0 (Asian Handicap): OddsFlow calculated 71.2% probability versus the market's implied 36.4% — a 34.8 percentage point gap at odds of 2.75. **Result:** 1 of 4 trades won, netting $-1030.00. ### Wave 4 — Minute 65' (Score: 2-1) **Context:** Manchester City leading 2-1 at 65'. null scored moments ago. 3 models (system4_BLEND_v10, system4_HYBRID_v10, system4_MC_v10) entered Moneyline and Asian Handicap markets, targeting Manchester City and Arsenal -1. Average expected value was 38.7%, with a combined stake of $2096. The sharpest edge was on Arsenal -1 (Asian Handicap): OddsFlow calculated 97.1% probability versus the market's implied 40.0% — a 57.1 percentage point gap at odds of 2.5. **Result:** All 4 trades won, netting +$2894.00.
Key Mispricing Moments
- **Minute 66'** — Asian Handicap Arsenal -1: AI saw 97.1% vs market's 40.0% (57.1pp gap). correctly identified. - **Minute 31'** — Asian Handicap Arsenal -1: AI saw 86.0% vs market's 45.5% (40.5pp gap). did not convert, but edge was real. - **Minute 28'** — Asian Handicap Arsenal -1: AI saw 85.4% vs market's 45.5% (39.9pp gap). did not convert, but edge was real. - **Minute 65'** — Moneyline Manchester City: AI saw 75.4% vs market's 40.0% (35.4pp gap). correctly identified. - **Minute 54'** — Asian Handicap Arsenal 0: AI saw 71.2% vs market's 36.4% (34.8pp gap). did not convert, but edge was real.
Model Performance
- **system4_HYBRID_v10**: 6 trades, 3W/3L, +$614.00 (ROI: +19.6%) - **system4_BLEND_v10**: 7 trades, 2W/4L/1V, $-684.00 (ROI: -19.0%) - **system4_MC_v10**: 7 trades, 2W/4L/1V, $-934.00 (ROI: -26.0%)
Match Statistics
Possession was 59%–41% in Manchester City's favor. Manchester City had 15 shots (5 on target) versus Arsenal's 9 (3 on target). Expected goals: Manchester City 1.41 — Arsenal 1.4. Corners: 8-5.
Verdict
A marginally negative session at -9.7% ROI. The edge identification was sound but variance went against the positions. Top performer: system4_HYBRID_v10 at +$614.00.
What the closing market expected
The prices bookmakers settled on before kick-off, with the margin removed, next to what actually happened.
| Market | Line | Implied probability |
|---|---|---|
| 1X2 (home / draw / away) | Favourite: Home | 52.1% / 27.4% / 23.4% |
| Asian handicap | -0.5 | 51.8% |
| Over / Under | 2.5 | 48.8% |
Probabilities are de-vigged, so they describe the market's view rather than the price you would have been offered.
Value Signal: Over 2.5 Goals
In the Premier League clash between Manchester City and Arsenal, which concluded 2-1 to the home side, our OddsFlow model identified a notable market inefficiency. The 1x2 market correctly priced Manchester City as the favorite at 52.08% to win, which they ultimately did. On the Asian Handicap (-0.5), Manchester City covered, aligning with the market's slight lean towards them (51.81% to cover). However, the most significant deviation was observed in the Goals Over/Under market. Despite the closing line favoring Under 2.5 goals with a 53.48% implied probability, the match finished with 3 total goals, resulting in the Over 2.5 hitting. This indicates that the market significantly undervalued the probability of a higher-scoring game, presenting a clear EV+ opportunity for Over bettors.
A marginally negative session at -9.7% ROI. The edge identification was sound but variance went against the positions. Top performer: Oddsflow Beta at +$614.00.
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