Career
Gruber began his career in 1998, playing for his hometown team He spent a total of seven seasons with the Graz 99ers before moving to the Vienna Capitals in 2005. He signed for Linz in 2006.
Gruber began his career in 1998, playing for his hometown team He spent a total of seven seasons with the Graz 99ers before moving to the Vienna Capitals in 2005. He signed for Linz in 2006.