化岩瞪視

Text:

Rulings:

• 4/15/2013 If a permanent has <img src="/Handlers/Image.ashx?size=small&amp;name=X&amp;type=symbol" alt="Variable Colorless" align="absbottom" /> in its mana cost, the value of that X is 0.
• 4/15/2013 The converted mana cost of a creature token is 0 unless that token is a copy of another creature, in which case it copies that creature’s mana cost.