Halil Çolak

Loan deals (2008–09) Çolak made his debut on 1 February 2008, two days after he was signed. His debut came in the home-match against FC Zwolle which ended in a 1–1 draw. He played the whole match. Çolak played 11 matches for Cambuur. He scored one goal.

On 27 July 2008, Go Ahead Eagles signed Çolak on a one-year deal, which meant a return to his hometown of Deventer. In the first league match of the season, an away-match against VVV-Venlo, he was a 57th-minute substitute for Jeffrey Vlug. The game eventually ended in a 5–0 loss for Go Ahead.

In the following match, a home game against Fortuna Sittard, Çolak was in the starting lineup and directly provided an assist. The ending result was 1–1.

Some weeks after at a training session, he broke his fibula which ruled him out for a couple of weeks. On 23 November he made his comeback with a place in the starting lineup in the match against FC Den Bosch, which ended in a goalless draw (0–0). In total he played 23 matches in which he scored six times.

Go Ahead Eagles On 24 April 2009, it became clear that Çolak would stay another season on loan with Go Ahead Eagles. A month later, the loan deal was converted into a final transition, which meant that he was now definitively a Go Ahead player. He signed a three-year contract. In the first half of the 2009–10 season, Çolak scored 10 goals in 21 matches, making him an important player for the Eagles. He also scored in the KNVB Cup, including against Eredivisie side Heracles Almelo. His good performances were not going unnoticed. It was rumoured that Galatasaray were interested in the services of the young Turkish winger.

Kasımpaşa On 12 August 2010 he moved to Turkey and signed a five-year deal with Süper Lig side Kasımpaşa. On 26 March 2015, Çolak was released by Kasımpaşa.

Later career On 4 July 2015, Çolak was signed by Akhisarspor on a two-year contract. He would also play for İstanbulspor, Balıkesirspor and Samsunspor the following years. Being released from the latter in the summer of 2020, he rejoined Balıkesirspor in January 2021 after being a free agent for six months.