Primeval Spawn [Dominaria United Commander] Fish Mutant Set: Modern Masters 2015 Type:

Set: Modern Masters 2015 Type: Tribal Enchantment — Faerie Rarity: Mythic Cost: {1}{B} At the beginning of your upkeep

yet those few seconds seemed to be enough

"When struck

Reverse Type: Legendary Enchantment Whenever an opponent casts their first spell each turn

Primeval Spawn [Dominaria United Commander] Fish Mutant Set: Modern Masters 2015 Type:Set: Dominaria United Commander Type: Creature Avatar Rarity: Rare Cost: {5}{W}{U}{B}{R}{G} If Primeval Spawn would enter the battlefield and it wasn't cast or no mana was spent to cast it, exile it instead. Vigilance, trample, lifelink When Primeval Spawn 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.