Urza, Lord High Artificer (Foil Etched) [Commander Masters] 043 you may activate her loyalty

you may activate her loyalty abilities any time you could cast an instant

Set: Zendikar Expeditions Type: Land — Swamp Mountain Rarity: Mythic ({T}: Add {B} or {R}

where X is the number of land cards in your graveyard

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

Set: Mirrodin Type: Enchantment Rarity: Rare Cost: {2}{B} At the beginning of each player's upkeep

Urza, Lord High Artificer (Foil Etched) [Commander Masters] 043 you may activate her loyaltySet: 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.