Mats Kristoffer Olsson (born 30 June 1995) is a Swedish professional footballer who plays as a midfielder for Danish club FC Midtjylland and the Sweden national team. Club career. Early career. Born in Norrköping in Sweden, Olsson started his career at IK Sleipner. When he was 13, Olsson was offered a trial at English club Chelsea, however he didn't attend and subsequently moved to IFK Norrköping. When he was 16, Olsson garnered interest by European clubs such as Juventus and Ajax, as well as domestically from IFK Göteborg.
https://en.wikipedia.org/wiki/Kristoffer_Olsson