Waves of Aggression [Eventide] Urza's Sudden Demise deals X damage

Sudden Demise deals X damage to each creature of the chosen color

Man versus nature is not a fair fight

Set: Beta Edition Type: Artifact Rarity: Rare Cost: {4} {2}

Set: Alpha Edition Type: Enchantment — Aura Rarity: Rare Cost: {G} Enchant creature (Target a creature as you cast this

Set: Unlimited Edition Type: Artifact Rarity: Rare Cost: {0} {T}: Add {R}

Waves of Aggression [Eventide] Urza's Sudden Demise deals X damageSet: 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.)