 For the 2006–07 season Larsen was acquired by Frölunda HC.On 24 February 2007, Larsen made his Elitserien debut for Frölunda in an 8–2 win against HV71.On 20 April 2009, following his season at Frölunda, Larsen was recalled to the NHL club that drafted him, the Dallas Stars, who then signed him to a three-year entry-level contract.