Some instants and sorceries with delirium abilities have an upgraded effect when they resolve or a modified cost as they're cast if there are four or more card types among cards in your graveyard
Illustrated by Alexander Mokhov Standard Not Legal Alchemy Not Legal Pioneer Not Legal Historic Not Legal Modern Legal Brawl Not Legal Legacy Legal Comp
$0.35 Ghostly Keybearer Duskmourn: House of Horror $0.35 Glassworks // Shattered Yard Duskmourn: House of Horror $0.35 Defiled Crypt // Cadaver Lab Duskmourn: House of Horror $0.35 Smoky Lounge // Misty Salon Duskmourn: House of Horror $0.35 Greenhouse // Rickety Gazebo Duskmourn: House of Horror $0.35 Bottomless Pool // Locker Room Duskmourn: House of Horror $0.35 Surgical Suite // Hospital Room Duskmourn: House of Horror $0.35 Meat Locker // Drowned Diner Duskmourn: House of Horror $0.35 Inquisitive Glimmer Duskmourn: House of Horror $2.99 Secret Arcade // Dusty Parlor Duskmourn: House of Horror Commander Decks $0.35 Moldering Gym // Weight Room Duskmourn: House of Horror $0.59 Cramped Vents // Access Maze Duskmourn: House of Horror Commander Decks 0 results found
If Prosper, Tome-BoundProsper, Tome-Bound is leading your deck, you'd probably want more impulse-basedimpulse-based "card draw"
That means she reduces any damage being dealt to her by 1 point per Knight you have on your side, which surely means were going to see some Knight-focused decks in the meta, taking advantage of this excellent ability
At its worst, Nuka-Cola Vending Machine has a low-mana investment to start generating Treasure tokens on its own