Name:Urza, Powerstone Prodigy
ManaCost:2 U
Types:Legendary Creature Human Artificer
PT:1/3
K:Vigilance
A:AB$ Draw | Cost$ 1 T | SubAbility$ DBDiscard | SpellDescription$ Draw a card, then discard a card.
SVar:DBDiscard:DB$ Discard | Mode$ TgtChoose
T:Mode$ DiscardedAll | ValidPlayer$ You | ValidCard$ Card.Artifact | TriggerZones$ Battlefield | ActivationLimit$ 1 | Execute$ TrigPowerstone | TriggerDescription$ Whenever you discard one or more artifact cards, create a tapped Powerstone token. This ability triggers only once each turn. (The token is an artifact with "{T}; Add {C}. This mana can't be spent to cast a nonartifact spell.")
SVar:TrigPowerstone:DB$ Token | TokenTapped$ True | TokenScript$ c_a_powerstone
DeckHas:Ability$Discard|Token & Type$Artifact
DeckHints:Type$Artifact
Oracle:Vigilance\n{1}, {T}: Draw a card, then discard a card.\nWhenever you discard one or more artifact cards, create a tapped Powerstone token. This ability triggers only once each turn. (The token is an artifact with "{T}; Add {C}. This mana can't be spent to cast a nonartifact spell.")
