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 The Mightstone and Weakstone | |
|---|---|
| Mana cost |  |
| Mana value | 5 |
| Type | Legendary Artifact — Powerstone |
| Power / Toughness | — |
| Rarity | Rare |
| Price | $5.38 |
| Rules text | When The Mightstone and Weakstone enters, choose one — • Draw two cards. • Target creature gets -5/-5 until end of turn.  : Add  . This mana can't be spent to cast nonartifact spells.(Melds with Urza, Lord Protector.) |