Primeval Spawn - Dominaria United Commander #13

Primeval Spawn

Set: Dominaria United Commander (DMC)
Collector Number: 13
Type: Creature — Avatar
Rarity: Rare
Mana Value: 10.0

If this creature would enter and it wasn't cast or no mana was spent to cast it, exile it instead.
Vigilance, trample, lifelink
When this creature leaves the battlefield, exile the top ten cards of your library. You may cast any number of spells with total mana value 10 or less from among them without paying their mana costs.