Urza's Incubator [Commander Anthology Volume II] Arabian Nights If an effect causes you

If an effect causes you to discard a card

Activate only during the end of combat step

If each of those creatures could block all creatures that the other is blocking

Set: Kaladesh Prerelease Promos Type: Legendary Creature — Human Advisor Rarity: Rare Cost: {1}{W}{B} Whenever an opponent casts a noncreature spell

" —Moruul

Urza's Incubator [Commander Anthology Volume II] Arabian Nights If an effect causes youSet: Commander Anthology Volume II Type: Artifact Rarity: Rare Cost: {3} As Urza's Incubator enters the battlefield, choose a creature type. Creature spells of the chosen type cost {2} less to cast. "Stop thinking like an artificer, Urza, and start thinking like a father!" Rayne, chancellor of the Tolarian Academy