Karol Mets

33 yrs · Centre-back · Estonia
FC St. Pauli · Bundesliga · Foot: left · Height: 191 cm
Risk: ModerateConfidence: MediumSample: HighDevelopment: LowContract: Data unavailable
Market value
€600k
Updated today
Estimated acquisition
€174k – €732k
Estimated · 20–80% range
Model value
€296k – €1.3M
Performance-implied · estimated
Projected (24m)
€198k – €524k
Resale range · estimated
Potential value gap
-€436k – €1.1M
Model value − acquisition

Value picture

Where the market, the likely price and the model estimates sit.

Estimated acquisition€174k – €732k
Model value (performance-implied)€296k – €1.3M
Projected value (24 months)€198k – €524k
Dashed line: current market value (€600k). Bars are 20–80% model ranges; tick = median.

The model rates Karol Mets's performance-implied value at EUR 0.3M-1.3M, above the estimated acquisition range of EUR 0.2M-0.7M. Its 24-month market value projection is EUR 0.2M-0.5M. Confidence is medium: no event-level data (xG, progressive actions) is available from the current free source, and injury history is unavailable.

Acquisition note: Contract end date unavailable: range widened by 15% each side.

Bargain Index: not assigned

What drives the score. Not a black box: each component and its level.

Age above 33 (outside validated pool)

PerformanceAverage51.9th pct among DEF peers (age-neutral)
AgeUnfavorable33.1 years
Acquisition costFavorableest. €402k vs market €600k
Expected appreciationVery low-34% over ~2 years (model)
Value gapSmallweak predictor on its own
DevelopmentLow
League translationBig-five leagueleague coefficient 0.94
Tactical fitNot evaluatedRequires event/role data not available from the current free source.
RiskModerate
Data confidenceMedium

Bargain Index = percentile (among all evaluated players) of expected 2-year value relative to estimated cost. See methodology and backtests.

Market value history

Market value ≠ transfer fee ≠ acquisition cost.

Highest recorded: €1.3M

Profile vs positional peers

Percentiles among 1268 evaluated DEF players with 900+ minutes.

Performance (last season, league)

Minutes
1934 (63% of available)
Goals + assists / 90
0.05
Context-adjusted G+A / 90
0.06
xG, xA, progression
Data unavailable
Defensive actions
Data unavailable
Performance percentile
52 (Average)

Adjusted = shrunk toward positional baseline for small samples, corrected for team dominance over opponents, expressed relative to positional peers in the same league.

Context

League strength
0.94 (rank 3)
Team strength (Elo)
1283
Opponent strength
1500
Possession, role
Data unavailable

League strength 1.00 = average club of the big-five leagues. Elo includes continental matches.

Potential

Development
Low
Trajectory
improving
Breakout probability
Age > 23
Resale range (24m)
€198k – €524k

Trajectory drivers: minutes share up 34 pts.

Historical comparables (8): median 2-year value change -36% (IQR -53% to -25%).

Risk profile

Overall: Moderate

  • ▲Age 33: resale value typically declines.
  • ⓘContract end date unavailable (or stale in source).
  • ⓘInjury history unavailable from current data source.

League translation

What happened to players who moved from this league to the big-five leagues (observed, not a forecast).

Already playing in a big-five league.

Output is relative to positional peers in each league. Movers are a selected group (clubs buy players who fit), so treat this as context, not a guarantee.

Season-by-season (domestic league)

Context-adjusted values are model outputs.

SeasonClubLeaguePosAppsMinMin shareGAG+A/90Adj. G+A/90Opp. EloTeam EloLeague str.
2025/26FC St. PauliBundesligaCB23193463%100.050.06150012830.94
2024/25FC St. PauliBundesligaCB1090029%000.000.06152413300.94
2018/19NAC BredaEredivisieCB15134844%100.070.07135311770.61
2017/18NAC BredaEredivisieCB25184460%000.000.03134312530.59

Cups & continental competitions

SeasonCompetitionClubAppsMinGAAvg opp. Elo
2025/26Dfb PokalFC St. Pauli327000—
2024/25Dfb PokalFC St. Pauli221000—
2018/19Knvb BekerNAC Breda17000—
2017/18Knvb BekerNAC Breda19010—

Small continental samples are shown for context only and are not over-weighted.

Historical comparables

Most similar profiles 2+ years ago (same position group) and what happened next. Chosen by similarity only — failures included.

Player (then)AgeValue then~2y laterOutcome
Vasilios Torosidis
Serie A · 2017
32€800k€700kflat
Mattia Cassani
Serie A · 2016
33€1.0M€100kfell
Stefano Lucchini
Serie A · 2015
35€200k€75kfell
Domenico Maietta
Serie A · 2017
35€400k€300kfell
Giulio Donati
Serie A · 2020
30€800k€600kfell
Sebastian Griesbeck
Bundesliga · 2022
32€700k€450kfell
Nenad Tomovic
Serie A · 2020
33€475k€300kfell
Alaeddine Yahia
Ligue 1 · 2016
35€500k€250kfell

Transfer history

Fees as reported by the source; undisclosed fees shown as unknown, never estimated.

DateFromToFeeMV at time
1 Jul 2026St. PauliWithout ClubUnknown€600k
1 Jul 2023FC ZürichSt. Pauli€450k€800k
30 Jun 2023St. PauliFC ZürichFree / loan€800k
5 Jan 2023FC ZürichSt. PauliFree / loan€500k
7 Jan 2022CSKA-SofiaFC Zürich€200k€500k
6 Sept 2021Al-EttifaqCSKA-SofiaFree / loan€600k
11 Oct 2020AIKAl-Ettifaq€385k€900k
14 Mar 2019NAC BredaAIK€300k€500k
31 Jul 2017Viking FKNAC Breda€100k€400k
1 Jan 2015FC FloraViking FK€170k€350k
1 Jan 2011JK Viljandi IIFC FloraFree / loanData unavailable
1 Jan 2009Viljandi U17JK Viljandi IIUnknownData unavailable
1 Jan 2007Viljandi Jug.Viljandi U17UnknownData unavailable

MoneyballAI identifies statistical opportunities from available data. A player flagged as a potential bargain is not guaranteed to succeed, to transfer, to rise in value, or to generate resale profit. Market values, fees and contracts come from third-party sources; ranges are model estimates with stated confidence.

Karol Mets · MoneyballAI