Duskmourn: House of Horror

Cryptid Inspector | Creature | Elf Warrior | Vigilance Whenever a face-down permanent you control enters and whenever Cryptid Inspector or another permanent you control is turned face up, put a +1/+1 counter on Cryptid Inspector. | Kim Sokol

Defiant Survivor | Creature | Human Survivor | Survival — At the beginning of your second main phase, if Defiant Survivor is tapped, 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.) | Jessica Fong

Enduring Vitality | Enchantment Creature | Elk Glimmer | Vigilance Creatures you control have "{T}: Add one mana of any color." When Enduring Vitality dies, if it was a creature, return it to the battlefield under its owner's control. It's an enchantment. (It's not a creature.) | Valera Lutfullina

Fear of Exposure | Enchantment Creature | Nightmare | As an additional cost to cast this spell, tap two untapped creatures and/or lands you control. Trample | Josu Hernaiz

Grasping Longneck | Enchantment Creature | Horror | Reach When Grasping Longneck dies, you gain 2 life. | Mathias Kollros

Hauntwoods Shrieker | Creature | Beast Mutant | Whenever Hauntwoods Shrieker attacks, 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.) {1}{G}: Reveal target face-down permanent. If it's a creature card, you may turn it face up. | John Tedrick

Omnivorous Flytrap | Creature | Plant | Delirium — Whenever Omnivorous Flytrap enters or attacks, if there are four or more card types among cards in your graveyard, distribute two +1/+1 counters among one or two target creatures. Then if there are six or more card types among cards in your graveyard, double the number of +1/+1 counters on those creatures. | Antonio José Manzanedo

Spineseeker Centipede | Creature | Insect | When Spineseeker Centipede enters, search your library for a basic land card, reveal it, put it into your hand, then shuffle. Delirium — Spineseeker Centipede gets +1/+2 and has vigilance as long as there are four or more card types among cards in your graveyard. | Dave Kendall

Tyvar, the Pummeler | Legendary Creature | Elf Warrior | Tap another untapped creature you control: Tyvar, the Pummeler gains indestructible until end of turn. Tap it. {3}{G}{G}: Creatures you control get +X/+X until end of turn, where X is the greatest power among creatures you control. | Olivier Bernard

Shrewd Storyteller | Creature | Human Survivor | Survival — At the beginning of your second main phase, if Shrewd Storyteller is tapped, put a +1/+1 counter on target creature. | David Palumbo

Zimone, All-Questioning | Legendary Creature | Human Wizard | At the beginning of your end step, if a land entered the battlefield under your control this turn and you control a prime number of lands, create Primo, the Indivisible, a legendary 0/0 green and blue Fractal creature token, then put that many +1/+1 counters on it. (2, 3, 5, 7, 11, 13, 17, 19, 23, 29, and 31 are prime numbers.) | Ekaterina Burmak