Cripta Profanada / Laboratório de Cadáveres / Defiled Crypt / Cadaver Lab

Defiled Crypt
{3}{B}
Enchantment — Room

(You may cast either half. That door unlocks on the battlefield. As a sorcery, you may pay the mana cost of a locked door to unlock it.)

Whenever one or more cards leave your graveyard, create a 2/2 black Horror enchantment creature token. This ability triggers only once each turn.

Cadaver Lab
{B}
Enchantment — Room

(You may cast either half. That door unlocks on the battlefield. As a sorcery, you may pay the mana cost of a locked door to unlock it.)

When you unlock this door, return target creature card from your graveyard to your hand.

Illustrated by Martin de Diego Sádaba