Chandra's Dragonmech [Unknown Event] Mirrodin Besieged Prerelease Promos or the smell

or the smell

Sanctum of Nature enters the battlefield tapped unless you control a legendary green creature

Sacrifice two artifacts: Exile the top card of your library

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Chandra's Dragonmech [Unknown Event] Mirrodin Besieged Prerelease Promos or the smellSet: Unknown Event Type: Artifact Creature Dragon Rarity: Rare Cost: {5} You can't include this card in your deck if you're on Team Speed Demons. Flying Whenever this creature deals combat damage to a player, create a copy of one of the following, chosen at random: Chandra's Fury, Chandra's Ignition, Chandra's Magmutt, Chandra's Regulator, Chandra's Spitfire, or Chandra's Outrage. You may cast the copy without paying its mana cost.