Cheapest priced copy (Legends): $47.99 at Card Kingdom, near mint, their price list as of .
Mana Matrix 
Artifact · Rare · Legends · #285
Instant and enchantment spells you cast cost {2} less to cast.
Legal inCommanderLegacyVintage
Not legal inBrawlStandardPioneerModernPauper
1 printing · $47.99 at Card Kingdom
| Set | Number | Rarity | Card Kingdom | Foil |
|---|---|---|---|---|
| Legends | 285 | Rare | $47.99 | — |
4 rulings from Wizards of the Coast
- 4 October 2004Only affects its controller, not all players.
- 4 October 2004Only works on instants and enchantments. It does not work on sorceries.
- 4 October 2004Only reduces the generic mana portion of a spell's cost. If the cost does not include generic mana or includes less than {2}, you get a reduced or null effect from this card.
- 4 October 2004Multiple Matrices are cumulative. Two will reduce the cost by up to {4}, and so on.