Urza, Lord High Artificer (Borderless Textured Foil Frame Break) [Commander Masters] XY04 Whenever you expend 4

Whenever you expend 4

then discard X cards

Whenever an opponent sacrifices a nontoken permanent

Set: Black & White: Base Set Type: Lightning Rarity: Secret Rare Retreat cost: Colorless

Set: Sun & Moon: Hidden Fates Type: Colorless Rarity: Ultra Rare Retreat cost: Colorless

Urza, Lord High Artificer (Borderless Textured Foil Frame Break) [Commander Masters] XY04 Whenever you expend 4Set: Commander Masters Type: Legendary Creature Human Artificer Rarity: Mythic Cost: {2}{U}{U} When Urza, Lord High Artificer enters the battlefield, create a 0 0 colorless Construct artifact creature token with "This creature gets +1 +1 for each artifact you control." Tap an untapped artifact you control: Add U. 5: Shuffle your library, then exile the top card. Until end of turn, you may play that card without paying its mana cost.