An undercover drug investigation on and around Ohio State’s campus resulted in charges against 16 people Friday.

Drugs from cocaine to Ecstasy were seized, according to The Columbus Dispatch.

Franklin County Drug Task Force detectives partnered with the OSU police division to investigate drug dealers selling to OSU students. Investigators purchased drugs worth more than $13,000 in 25 buys and also bought an assault-style rifle, according to the Dispatch.

According to ABC 6, OSU students reportedly found dealing in the investigation are set to face a judge Saturday.

More arrests are possible and some suspects have been charged but not taken into custody, according to the Dispatch.