Career
Played for Metalist in 2006-2008 season. Earlier played for Football Club Kharkiv. Koval was born on 6 December 1983 in the city of Bila Tserkva, in the Ukrainian republic of the Soviet Union (in the Kiev Oblast of present-day Ukraine).
Played for Metalist in 2006-2008 season. Earlier played for Football Club Kharkiv. Koval was born on 6 December 1983 in the city of Bila Tserkva, in the Ukrainian republic of the Soviet Union (in the Kiev Oblast of present-day Ukraine).