Kian Slor is a talented winger for FC Groningen, known for his speed and goal-scoring instincts, regularly contributing with goals and assists. He started his football career in the youth team of VV Hoogezand and transitioned to the youth academy of FC Groningen in 2013. In 2020, Kian signed his first professional contract and made his official debut that same season in the away match against PEC Zwolle.

To gain experience in professional football, Kian was loaned out to FC Emmen, where he became the champion of the Keuken Kampioen Divisie, achieving promotion to the Eredivisie. In the '23-'24 season, he also promoted with FC Groningen to the Eredivisie. This season, the speedy winger is part of the main squad of 'the Pride of the North' and competes with FC Groningen in the Eredivisie.