Goal efficiency
How clinical and direct the player was in front of goal — volume, accuracy, and conversion.
K. Lierse S.K. · Challenge League · Defender · #66 · Belgium · 24 yrs
J. Mertens plays as a defender for K. Lierse S.K.. J. Mertens is a represents Belgium, 24 years old, defender, currently at K. Lierse S.K.. J. Mertens wears shirt number 66 for K. Lierse S.K.. J. Mertens was born in Belgium on 1999-10-18. J. Mertens is 181 cm cm tall and weighs 75 kg kg. J. Mertens's Sportra profile tracks season statistics across Challenge League, UEFA Europa Conference League, MLS Next Pro, KNVB Beker, and other leagues. J. Mertens's page brings together career clubs, trophies, injury history, multi-competition stats, and related news headlines. On Sportra you can explore J. Mertens season statistics, transfer history, trophies, injury updates, and related news across every competition tracked in the profile.
| Date | Type | From | To |
|---|---|---|---|
| 2025-07-23 | Transfer |  FC Vaduz VAD |  K. Lierse S.K. |
| 2024-07-01 | Free |  SK Beveren WAA | FC Vaduz VAD |
| 2020-08-03 | Free |  GO Ahead Eagles EAG | SK Beveren WAA |
Season intelligence
Profile as Defender: high usage. Archetype: Box-to-box engine.
Scaled 0–99 from season output — map to fantasy, comparisons, or scouting cards.
Per-90 rates, efficiency ratios, and Sportra indices from season totals.
How clinical and direct the player was in front of goal — volume, accuracy, and conversion.
Playmaking output: assists, key passes, and custom chance-creation signals.
Minutes, availability, and how central they were to the team.
Every tracked category for this league and season, grouped by Sportra.
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