Fear of Infinity is a uncommon Enchantment Creature — Nightmare card from Duskmourn: House of Horror (DSK), collector number 214. Current market price: $0.20 (foil $0.33), TCGplayer market prices via Scryfall.
Flying, lifelink This creature can't block. Eerie — Whenever an enchantment you control enters and whenever you fully unlock a Room, you may return this card from your graveyard to your hand.