Name:Powerstone Shard
ManaCost:3
Types:Artifact
A:AB$ Mana | Cost$ T | Produced$ C | Amount$ X | References$ X | SpellDescription$ Add {C} for each artifact you control named Powerstone Shard.
SVar:X:Count$Valid Artifact.namedPowerstone Shard+YouCtrl
SVar:BuffedBy:Artifact.namedPowerstone Shard
Oracle:{T}: Add {C} for each artifact you control named Powerstone Shard.