The former AC Milan and Frankfurt forward wasted no time in announcing himself to his new Turkish fans when he climbed off the bench to power Besiktas to a 3-0 win at the Vodafone Arena.
After failing to find the back of the net in the first 45 minutes, Besiktas threw the nomadic Ghanaian into the fray for Adam Ljajic.
His presence quickly sparked some creativity and saw Besiktas break the deadlock in the 52nd minute.
Boateng, 32, scored the cushioning goal for Besiktas after seventy minutes to open his account for Besiktas.
A last gasp strike from Dutch forward Jermain Lens saw Besiktas run out three nil winners.
Meanwhile, Rahman Chibsah warmed the bench for Gaziantep in his side’s heavy pounding whiles Aziz Tetteh missed out on the game completely.
Prince took to his official Twitter handle to express his joy for opening his goalscoring account on his debut and the win for Besiktas.