Urza's Incubator [Commander Anthology Volume II] Pro Tour Promos X can't be 0

X can't be 0

return it to its owner's hand at the beginning of the next end step

{1}: Regenerate Living Wall

Sling spells with Dual Matte sleeves

Set: Commander Masters Type: Legendary Creature — Sliver Rarity: Mythic Cost: {W}{U}{B}{R}{G} The “legend rule” doesn't apply to Slivers you control

Urza's Incubator [Commander Anthology Volume II] Pro Tour Promos X can't be 0Set: 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