Waves of Aggression [Eventide] Emperors in the New World They're 2/2 Cyberman artifact creatures

They're 2/2 Cyberman artifact creatures

Set: Fifth Dawn Type: Artifact Rarity: Uncommon Cost: {4} Sacrifice an artifact: Add {C}{C}

Under his rule

You don't ask why a plague spreads or a field burns

and it's a colorless Eldrazi creature

Waves of Aggression [Eventide] Emperors in the New World They're 2/2 Cyberman artifact creaturesSet: Eventide Type: Sorcery Rarity: Rare Cost: {3}{R W}{R W} Untap all creatures that attacked this turn. After this main phase, there is an additional combat phase followed by an additional main phase. Retrace (You may cast this card from your graveyard by discarding a land card in addition to paying its other costs.)