Mana Matrix
Masters Edition IV — rare
Artifact
Mana Matrix rulings:
2004-10-04: Multiple Matrices are cumulative. Two will reduce the cost by up to , and so on.
2004-10-04: Only affects its controller, not all players.
2004-10-04: Only works on instants and enchantments. It does not work on sorceries.
2004-10-04: Only reduces the generic mana portion of a spell’s cost. If the cost does not include generic mana or includes less than , you get a reduced or null effect from this card.