The Mightstone and Weakstone // Urza, Planeswalker
Legendary Artifact — Powerstone - (rare)
When The Mightstone and Weakstone enters the battlefield, 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.)
