Memnarchitect [Unknown Event] EVR022 Urza studied the creations of

Urza studied the creations of the Thran not simply to learn from them

Set: Double Masters Type: Enchantment Rarity: Rare Cost: {4}{W} If you would gain life

Set: Double Masters Extended Art Type: Artifact — Equipment Rarity: Mythic Cost: {3} Companion — Each permanent card in your starting deck has mana value 2 or less

Set: Legends Type: Enchantment Rarity: Rare Cost: {2}{W}{W} Whenever a Mountain an opponent controls becomes tapped

you'll understand why

Memnarchitect [Unknown Event] EVR022 Urza studied the creations ofSet: Unknown Event Type: Creature Vedalken Artificer Rarity: Common Cost: {1}{U} Spells you cast have affinity for artifact creatures that weren't originally artifact creatures. (They cost 1 less to cast for each artifact creature you control that wasn't originally an artifact creature.) 1UU: Target permanent becomes an artifact in addition to its other types.