Fable of Wolf and Owl [Eventide] Antiquities Sliver spells you cast have

Sliver spells you cast have cascade

return it to the battlefield tapped under its owner's control with two stun counters on it

Kefnet the Mindful can't attack or block unless you have seven or more cards in hand

The vapors infiltrate every crevice

each other creature gets -1/-1 until end of turn

Fable of Wolf and Owl [Eventide] Antiquities Sliver spells you cast haveSet: Eventide Type: Enchantment Rarity: Rare Cost: {3}{G U}{G U}{G U} Whenever you cast a green spell, you may create a 2 2 green Wolf creature token. Whenever you cast a blue spell, you may create a 1 1 blue Bird creature token with flying. The forest grew fangs. The sky spread its wings.