name: Storage Matrix
originalText: As long as Storage Matrix is untapped, each player chooses artifact, creature, or land during his or her untap step. That player can untap only permanents of the chosen type this step.
printings: 9ED, UDS
text: As long as this artifact is untapped, each player chooses artifact, creature, or land during their untap step. That player can untap only permanents of the chosen type this step.
type: Artifact