Duskmourn: House of Horror

Arabella, Abandoned Doll | Legendary Artifact Creature | Toy | Whenever Arabella, Abandoned Doll attacks, it deals X damage to each opponent and you gain X life, where X is the number of creatures you control with power 2 or less. | J.P. Targete

Midnight Mayhem | Sorcery | | Create three 1/1 red Gremlin creature tokens. Gremlins you control gain menace, lifelink, and haste until end of turn. (A creature with menace can't be blocked except by two or more creatures.) | Olivier Bernard

Intruding Soulrager | Creature | Spirit | Vigilance {T}, Sacrifice a Room: Intruding Soulrager deals 2 damage to each opponent. Draw a card. | Jeremy Wilson

Smoky Lounge // Misty Salon | Enchantment // Enchantment | Room // Room | (You may cast either half. That door unlocks on the battlefield. As a sorcery, you may pay the mana cost of a locked door to unlock it.) At the beginning of your first main phase, add {R}{R}. Spend this mana only to cast Room spells and unlock doors. // (You may cast either half. That door unlocks on the battlefield. As a sorcery, you may pay the mana cost of a locked door to unlock it.) When you unlock this door, create an X/X blue Spirit creature token with flying, where X is the number of unlocked doors among Rooms you control. | Marco Gorlei

Disturbing Mirth | Enchantment | | When Disturbing Mirth enters, you may sacrifice another enchantment or creature. If you do, draw two cards. When you sacrifice Disturbing Mirth, manifest dread. (Look at the top two cards of your library. Put one onto the battlefield face down as a 2/2 creature and the other into your graveyard. Turn it face up any time for its mana cost if it's a creature card.) | Nino Vecia

Sawblade Skinripper | Creature | Human Assassin | Menace {2}, Sacrifice another creature or enchantment: Put a +1/+1 counter on Sawblade Skinripper. At the beginning of your end step, if you sacrificed one or more permanents this turn, Sawblade Skinripper deals that much damage to any target. | Zezhou Chen

Beastie Beatdown | Sorcery | | Choose target creature you control and target creature an opponent controls. Delirium — If there are four or more card types among cards in your graveyard, put two +1/+1 counters on the creature you control. The creature you control deals damage equal to its power to the creature an opponent controls. | Inkognit

Wildfire Wickerfolk | Artifact Creature | Scarecrow | Haste Delirium — Wildfire Wickerfolk gets +1/+1 and has trample as long as there are four or more card types among cards in your graveyard. | J.Lonnee