Duskmourn: House of Horror

Clammy Prowler | Enchantment Creature | Horror | Whenever Clammy Prowler attacks, another target attacking creature can't be blocked this turn. | John Tedrick

Creeping Peeper | Creature | Eye | {T}: Add {U}. Spend this mana only to cast an enchantment spell, unlock a door, or turn a permanent face up. | Maxime Minard

Daggermaw Megalodon | Creature | Shark | Vigilance Islandcycling {2} ({2}, Discard this card: Search your library for an Island card, reveal it, put it into your hand, then shuffle.) | Helge C. Balzer

Erratic Apparition | Creature | Spirit | Flying, vigilance Eerie — Whenever an enchantment you control enters and whenever you fully unlock a Room, Erratic Apparition gets +1/+1 until end of turn. | Miranda Meeks

Piranha Fly | Creature | Fish Insect | Flying Piranha Fly enters tapped. | Kekai Kotaki

Stalked Researcher | Creature | Human Wizard | Defender Eerie — Whenever an enchantment you control enters and whenever you fully unlock a Room, Stalked Researcher can attack this turn as though it didn't have defender. | Marta Nael

Tunnel Surveyor | Creature | Human Detective | When Tunnel Surveyor enters, create a 1/1 white Glimmer enchantment creature token. | John Stanko