Touch of Darkness [Legends] Planechase Urza always put Tocasia's lessons

Urza always put Tocasia's lessons on resource-gathering to effective use

You exile the top ten cards of your library

Put one of them into your graveyard

Set: Kaladesh Inventions Type: Artifact Creature — Shapeshifter Rarity: Mythic Cost: {6} Imprint — When Duplicant enters the battlefield

Set: Rivals of Ixalan Prerelease Promos Type: Legendary Creature — Vampire Knight Rarity: Mythic Cost: {2}{W}{B} Lifelink

Touch of Darkness [Legends] Planechase Urza always put Tocasia's lessonsSet: Legends Type: Instant Rarity: Uncommon Cost: {B} One or more target creatures become black until end of turn. "Black spirits and white, red spirits and gray, Mingle, mingle, mingle, you that mingle may." Thomas Middleton, The Witch