1 on 1 (2002)

"1 on 1" is a 2002 Crime movie directed by Mladen Matičević and starring by Zoran Čiča, Željko Božić. Mačak is the best basketball player around the blocks of New Belgrade. Meanwhile, his friend is bullied by a local gangster Koma, whom he owns money. To pay off his debt, Mačak will play 1 on 1 with the rival player, eventually winning it. However, Koma doesn't stand on his promise, so Mačak decides to solve this problem the other way.