 He scored his first career NHL hat trick on 11 December 2015 against the New York Rangers.After only one year in Edmonton, on 30 June 2016, Korpikoski was placed on unconditional waivers by the Oilers for the purpose of buying out the final year of his contract.Before the start of the 2016–17 season, the Calgary Flames signed Korpikoski to a professional try-out contract to attend training camp on 22 September 2016.