He currently plays for IK Oddevold, wearing the number 18 shirt. He plays primarily as a Forward. His preferred foot is Right. His current market value is estimated at 300K €.

In the Sweden Superettan 2025 season, Gustav Forssell scored 0 goals and provided 2 assists across 11 appearances, averaging 0 goals per game with 0 shots attempted and 0 on target.