Name:Mox Opal
ManaCost:0
Types:Legendary Artifact
A:AB$ Mana | Cost$ T | Produced$ Any | Activation$ Metalcraft | PrecostDesc$ Metalcraft — | SpellDescription$ Add one mana of any color. Activate only if you control three or more artifacts.
AI:RemoveDeck:Random
Oracle:Metalcraft — {T}: Add one mana of any color. Activate only if you control three or more artifacts.
