season 13 finael
As the refugees from Apocalypse World start to settle in and the Winchesters resume hunting alongside Jack and Castiel, one of the Apocalypse World refugees, Maggie, turns up dead. Shortly afterwards, Jack is greeted by Lucifer who tries to convince him that they should leave the Earth to find a new life together out amongst the stars. Jack gets Lucifer to resurrect Maggie who later identifies Lucifer as her killer. At the same time, Michael appears and attacks the Winchesters and Castiel, all of whom barely escape. With the bunker under attack, Mary grace andBobby Singerflee as Sam prays to Jack for help. Jack arrives and severely injures Michael before Lucifer's actions are revealed. Only wanting his son's power, Lucifer steals Jack's grace, leaving Jack human before teleporting to a church with Jack and Sam. With Lucifer now virtually unstoppable, Dean makes a deal with Michael where he will become Michael's vessel to fight Lucifer but Dean will remain in control. Powered by Michael, Dean fights Lucifer, ending with Dean finally killing Lucifer with the Archangel Blade. Before the group can celebrate, Michael breaks the deal, takes full control of Dean, and departs, leaving Sam, Jack, Castiel bella grace , Mary, and Bobby in shock.