[1][2] Arslan started his professional career at Tofaş in 2014 at the age of 18, in the 2014–15 season, he averaged 2.6 point, 1.4 rebound and 0.5 assist.

[12] On June 21, 2022, he has signed with Bahçeşehir Koleji of the Turkish Basketball Super League (BSL).

[15] A year later, he played at the 2015 FIBA Under-19 World Cup, where he averaged 5.6 points, 2.4 rebounds and 0.6 assists.

[16] He also represented the Turkish national under-20 team at the 2016 FIBA U20 European Championship in Finland, where he averaged 9.4 points, 4.3 rebounds and 2 assists.

[17] Arslan represented the Turkish national team at the 2019 FIBA World Cup in China, where he averaged 0.7 points, 1 rebound and 0.3 assists.