Retether [Planar Chaos] Modern Masters 2015 if you've played an attack

if you've played an attack action card and a 'non-attack' action card this turn

Set: Avacyn Restored Type: Land Rarity: Rare As Cavern of Souls enters the battlefield

In just one night

Set: Shadowmoor Type: Artifact — Equipment Rarity: Uncommon Cost: {3} Equipped creature has "{3}

if you have less [Life] than your opponent

Retether [Planar Chaos] Modern Masters 2015 if you've played an attackSet: 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.