Chronomaton [Duel Decks: Jace vs. Vraska] Dark Ascension Promos return it to the battlefield

return it to the battlefield face down under your control

Set: Duel Decks Anthology Type: Sorcery Rarity: Uncommon Cost: {1}{B} Target opponent sacrifices a creature

Set: Shards of Alara Type: Artifact Creature — Serpent Rarity: Common Cost: {5}{U} Steelclad Serpent can't attack unless you control another artifact

they consider themselves blessed

Chronomaton [Duel Decks: Jace vs. Vraska] Dark Ascension Promos return it to the battlefieldSet: Duel Decks: Jace vs. Vraska Type: Artifact Creature Golem Rarity: Uncommon Cost: {1} {1}, {T}: Put a +1 +1 counter on Chronomaton. On the third night, the villagers destroyed their clocks. The sounds of whirring gears and chiming metal held only dread for them.