chimney imp challenge

Sacrifice a creature, Return this enchantment to its owner's hand: Return target creature card from your graveyard to the battlefield. Activate only as a sorcery.

Whenever a nontoken creature enters, if this artifact is untapped, that creature's controller creates a 1/1 colorless Myr artifact creature token.

As an additional cost to cast this spell, sacrifice a creature. Add X mana in any combination of and/or , where X is the sacrificed creature's mana value.

Flying When this creature dies, target opponent puts a card from their hand on top of their library.

Whenever this creature or another artifact creature dies, you may untap target artifact.

Imprint — When this artifact enters, you may exile an instant card with mana value 2 or less from your hand. , : You may copy the exiled card. If you do, you may cast the copy without paying its mana cost.