Mathias Karlsson (born 22 August 1995) is a Swedish professional ice hockey player. He is currently playing with Tranås AIF of the Hockeyettan (Div.1). Karlsson made his Swedish Hockey League debut playing with Linköpings HC during the 2014–15 SHL season. References. External links. Biographical information and career statistics from Eliteprospects.com. https://en.wikipedia.org/wiki/Mathias_Karlsson