Discover 5, so a free Cascade that exiles, trigger exile casts, and then you can draw if you don't wanna cast, so this is better

Abomination Abu Ja'far Akroma's Vengeance Amalia Benavides Aguirre Angrath, Minotaur Pirate Austere Command Avatar of Woe Avenge Awaken the Maelstrom Battering Ram Begin Anew Blight Grenade Blood Money Blood on the Snow Bontu's Last Reckoning Breaking Point Cacophony Unleashed Catastrophe Ceaseless Conflict Citywide Bust Cleanse Cleansing Nova Cloud's Limit Break Cockatrice Coils of the Medusa Crux of Fate Damnation Damning Verdict Day of Black Sun Day of Judgment Deadly Cover-Up Deadly Tempest Deadly Vanity Death Begets Life Death-Rattle Oni Deathbringer Regent Decree of Annihilation Decree of Pain Defiant Vanguard Depopulate Desolation Giant Devastation Do or Die Don't Move Doomskar Dread Cacodemon Drudge Spell Dusk // Dawn Elspeth, Sun's Champion End Hostilities Endemic Plague Expel the Interlopers Extinction Extinguish All Hope Fated Clash Fated Retribution Fell the Mighty Fight to the Death Final Act Final Showdown Finale of Eternity Flesh Allergy Force of Despair Forced March Fumigate Game Over Gaze of the Gorgon Genesis of the Daleks Giant Albatross Gideon Jura Gift of the Deity

To finish off, you can grab Beseech the Mirror and sacrifice a token to it to tutor up Tendrils of Agony, doming your opponent for the win
If Ulvenwald Observers toughness is still 4 or greater at the time it dies, its ability triggers
Near Mint (NM) means the card looks essentially unplayed with no visible wear
You just have to do it before you shuffle for the first effect