Elesh Norn, Grand Cenobite [Mystery Booster] Swamp each player chooses an artifact

each player chooses an artifact

If you control an Urza's Mine and an Urza's Tower

Overload {5}{R}{R}{R} (You may cast this spell for its overload cost

{T}: Counter target activated ability from an artifact source unless that ability's controller pays {W}

Elesh Norn, Grand Cenobite [Mystery Booster] Swamp each player chooses an artifactSet: Mystery Booster Type: Legendary Creature Phyrexian Praetor Rarity: Mythic Cost: {5}{W}{W} Vigilance Other creatures you control get +2 +2. Creatures your opponents control get 2 2. "The Gitaxians whisper among themselves of other worlds. If they exist, we must bring Phyrexia's magnificence to them."