Battle at the Helvault
{4}{W}{W}Enchantment — Saga
(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.) I, II — For each player, exile up to one target non-Saga, nonland permanent that player controls until this Saga leaves the battlefield. III — Create Avacyn, a legendary 8/8 white Angel creature token with flying, vigilance, and indestructible.