Maelstrom Nexus [Mystery Booster] BT4-104 destroy up to one target

destroy up to one target artifact that player controls

Exile Mnemonic Deluge

Each artifact you tap after you're done activating mana abilities pays for 1

Set: Magic 2010 Type: Sorcery Rarity: Common Cost: {1}{G} Search your library for a basic land card and put that card onto the battlefield tapped

Halo—we’ve got the best in town

Maelstrom Nexus [Mystery Booster] BT4-104 destroy up to one targetSet: Mystery Booster Type: Enchantment Rarity: Mythic Cost: {W}{U}{B}{R}{G} The first spell you cast each turn has cascade. (When you cast your first spell, exile cards from the top of your library until you exile a nonland card that costs less. You may cast it without paying its mana cost. Put the exiled cards on the bottom of your library in a random order.)