Katana started playing football in
Željezničar as a youngster. He made his league debut for the club in the
1987–88 season against
Red Star Belgrade (0–0). Although still a teenager, he was a regular starter in the squad in the following seasons. In 1992,
War in Bosnia started and Katana fled to Switzerland with
Gordan Vidović and
Mario Stanić and subsequently moved to
Belgium. He played there for
Genk (1992–1994),
Gent (1994–1996) and
Anderlecht (1996–1998). After a season with Turkish side
Adanaspor, he returned to Belgium and played for
Lokeren (1999–2004). He ended his career in 2004 after suffering from persistent knee injuries. He was one of the best defenders in the
Belgian championship during the 1990s. He won many awards for his performances at various clubs. ==International career==