Showdown of the Skalds [PKHM]

Showdown of the Skalds

Enchantment — Saga

(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)I — Exile the top four cards of your library. Until the end of your next turn, you may play those cards.II, III — Whenever you cast a spell this turn, put a +1/+1 counter on target creature you control.