Sabres prospects Matej Pekar, Casey Mittelstadt battle on iceSource: Olean Times Herald ‘“It’s way more fun when you see Casey getting pissed at you,” he said.’ Related posts: Sabres select two players in the fourth round Sabres announce 2016 Development Camp schedule Strong season put Sabres prospect Matej Pekar on NHL radar Sabres pick Matej Pekar put up big numbers in the USHL Round 4: Sabres take USHL Rookie of the year Matej Pekar at No. 94