Mox Opal [Double Masters] FG Set: Portal Three Kingdoms Type:

Set: Portal Three Kingdoms Type: Instant Rarity: Uncommon Cost: {1}{W} Cast this spell only during the declare attackers step and only if you've been attacked this step

My healers had much work to do

−1: Target artifact becomes an artifact creature with base power and toughness 5/5

players can't untap more than one land during their untap steps

Mox Opal [Double Masters] FG Set: Portal Three Kingdoms Type:Set: Double Masters Type: Legendary Artifact Rarity: Mythic Cost: {0} Metalcraft {T}: Add one mana of any color. Activate this ability only if you control three or more artifacts. The suns of Mirrodin have shone upon perfection only once.