Tarmogoyf [Future Sight] Urza's Tower {T}: Create a 2/2 black

{T}: Create a 2/2 black Vampire creature token with flying

Set: Champions of Kamigawa Type: Legendary Creature — Goblin Shaman Rarity: Rare Cost: {2}{R}{R}{R} Haste

Set: Amonkhet Prerelease Promos Type: Legendary Creature — God Rarity: Mythic Cost: {3}{R} Indestructible

Set: Champions of Kamigawa Type: Legendary Creature — Human Samurai Rarity: Rare Cost: {5}{W}{W} Vigilance

They only specify the consequences should you fail

Tarmogoyf [Future Sight] Urza's Tower {T}: Create a 2/2 blackSet: Future Sight Type: Creature Lhurgoyf Rarity: Rare Cost: {1}{G} Tarmogoyf's power is equal to the number of card types among cards in all graveyards and its toughness is equal to that number plus 1.