Wilds of Eldraine

Ashiok's Reaper | Creature | Nightmare | Whenever an enchantment you control is put into a graveyard from the battlefield, draw a card. | Denis Zhbankov

Dream Spoilers | Creature | Faerie Warlock | Flying Whenever you cast a spell during an opponent's turn, up to one target creature an opponent controls gets -1/-1 until end of turn. | Jodie Muir

Taken by Nightmares | Instant | | Exile target creature. If you control an enchantment, scry 2. | Artur Treffner

Spellscorn Coven | Creature | Faerie Warlock | Flying When Spellscorn Coven enters the battlefield, each opponent discards a card. | Uriah Voth

Neva, Stalked by Nightmares | Legendary Creature | Human Noble | Menace When Neva, Stalked by Nightmares enters the battlefield, return target creature or enchantment card from your graveyard to your hand. Whenever an enchantment you control is put into a graveyard from the battlefield, put a +1/+1 counter on Neva, then scry 1. | Tyler Jacobson