 Zymer Bytyqi was the youngest to ever play in the Norwegian top league until it was broken by the player from which Dutch club?
Zymer Bytyqi:  He previously played for Sandnes Ulf and Red Bull Salzburg, and became the youngest player that has ever played in the Norwegian top league when he made his first-team debut in 2012 (the record has since been broken by Martin Ødegaard).
i don't know