Those who submit STAFF changes, please provide an official source that shows the transfer/release. Transfermarkt isn't always trustworthy when it comes to staff.
2000276759 · Plays for Vyškov
Jan Derka is a 19 year old footballer from Czechia playing as GK.
He is currently contracted to Vyškov until 30-Jun-2024 earning £169 per week .
Potential: Can Polish Skills