Career
He represented Serbia and Montenegro internationally. While playing for Budućnost Podgorica (1992–1997) and Partizan (1997–2003) in the First League of Serbia and Montenegro, Trobok became the most capped player in the competition history. Between 2000 and 2004, Trobok made 10 official appearances for the national team of Serbia and Montenegro.
He also represented his country at the Millennium Super Soccer Cup in India, winning the tournament.