read ahead (choose a chapter and start with that many lore counters. add one after your draw step. skipped chapters don't trigger. sacrifice after iii.)
i — you may sacrifice a creature. if you do, each opponent discards a card.
ii — return target creature card from your graveyard to your hand.
iii — target opponent may sacrifice a nonland, nontoken permanent. if they don't, they lose 2 life and you draw a card.