Battle of Frost and Fire

Enchantment — Saga

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I — This Saga deals 4 damage to each non-Giant creature and each planeswalker. II — Scry 3. III — Whenever you cast a spell with mana value 5 or greater this turn, draw two cards, then discard a card.