Retether [Planar Chaos] Battle for Zendikar Prerelease Promos Sacrifice it at the beginning

Sacrifice it at the beginning of the next end step

Set: Seventh Edition Type: Artifact Rarity: Rare Cost: {1} Creatures with power 3 or greater don't untap during their controllers' untap steps

Set: Modern Masters Type: Legendary Creature — Dragon Spirit Rarity: Mythic Cost: {4}{B}{B} Flying

Colossus of Sardia doesn't untap during your untap step

Whenever the fourth spell of a turn is cast

Retether [Planar Chaos] Battle for Zendikar Prerelease Promos Sacrifice it at the beginningSet: Planar Chaos Type: Sorcery Rarity: Rare Cost: {3}{W} Return each Aura card from your graveyard to the battlefield. Only creatures can be enchanted this way. (Aura cards that can't enchant a creature on the battlefield remain in your graveyard.) The rifts reach into infinite time streams, bringing the divergent products of alternate pasts into the present.