Preview the Supernatural season 9 finale, titled “Do You Believe in Miracles?” with the episode synopsis, promotional stills, and sneak peek clip.

Previously, Dean confronted Abaddon. Using the power of the Mark of Cain, he fought against her hold and killed her, though the brothers let Crowley live. Dean has since become increasingly consumed by the rage of the Mark.

Meanwhile, after Metatron undermined Castiel’s authority over his followers and left him with only the Winchesters as support, Gadreel reached out and asked for a chance at redemption. It appeared that Dean would accept the offer until he sliced Gadreel across the chest with the First Blade.

Read our recap for the last episode, “Stairway to Heaven,” here.

The official synopsis for Supernatural season 9, episode 23, “Do You Believe in Miracles?” reads:

THE SHOCKING SEASON FINALE – Dean (Jensen Ackles) feels the effects of the First Blade, and Metatron (guest star Curtis Armstrong) makes his move against humanity. Meanwhile, Sam (Jared Padalecki), Dean and Castiel (Misha Collins) face shocking consequences when taking the fight to Metatron (guest star Curtis Armstrong). Thomas J. Wright directed the episode written by Jeremy Carver (#923).

Meanwhile, promotional stills for the episode depict Sam and Castiel teaming up while Dean faces Metatron and Crowley:

Finally, watch a clip from the episode:

Supernatural season 9, episode 23, “Do You Believe in Miracles?” airs Tuesday, May 20 at 9:00 p.m. on The CW.

Will you watch the ‘Supernatural’ season 9 finale, ‘Do You Believe in Miracles?’