Nyorai kuenderera mberi kweiyi ndima - Semunhu akasununguka mumwaka wepamusoro, McKenna akawedzera basa rake nekubvumirana kwegore rimwe chete, chibvumirano chemaviri neOttawa Senators musi waJuly 1, 2018. Akabatana neAHL mubatanidzwa, maBelleville Senators kutanga mwaka wa2018 / 19. Pashure pemitambo mitanhatu neBelleville, McKenna akayeuchidzwa neOttawa. Akaonekwa mumitambo gumi nemaSenator, achitumira 1-4-1 rekodhi asati atengeswa pamwe naTom Pyatt uye 2019
Yechitanhatu kutenderera dhizaini kuVancouver Canucks mukutsinhana naAnders Nilsson naDarren Archibald musi waNdira 2, 2019. Akaregererwa mushure mekutsigira Jacob Markström kwemitambo miviri, nechinangwa cheCanucks chekumudzosera kunhengo yavo yeAHL, iyo Utica Comets. Akakurumidza kubvunzwa pamusoro pekuregererwa nePhiladelphia Flyers sezvavakanga vachitaura nezvekukuvara kune vanochengeta zvibodzwa Brian Elliott, Michal Neuvirth, naAnthony Stolarz. McKenna akaita Flyers yake kutanga musi waNdira 8, 2019 vachipesana neWashington Capitals. Akanga ari iye wechinomwe muchengeti wemagariro kuti atange Flyers mumwaka wa 2018/19 mumutambo wechi43 chete. Musi waNdira 30, 2019, McKenna akabvuma chikwereti chemazuva gumi nemana neLehigh Valley Phantoms. Akaenda 2-1 panguva ye stint achitamba AHL-rekodhi yegumi nematatu franchise.