Connecting the Dots - Murders at Karlov Manor - 118

Enchantment

Mana Cost: {1}{R}

Whenever a creature you control attacks, exile the top card of your library face down. (You can't look at it.)
{1}{R}, Discard your hand, Sacrifice this enchantment: Put all cards exiled with this enchantment into their owners' hands.

Rare · Murders at Karlov Manor · #118 (MKM)

Illustrated by Aaron J. Riley