(As this Saga enters and after your draw step, add a lore counter. Sacrifice after III.)
[I] Destroy all creatures.
[II] Choose a card name. Search target opponent's graveyard, hand, and library for up to four cards with that name and exile them. Then that player shuffles.
[III] Exile this Saga, then return it to the battlefield transformed under your control.
//
Fire Lord Sozin
Menace, firebending 3
Whenever Fire Lord Sozin deals combat damage to a player, you may pay X. When you do, put any number of target creature cards with total mana value X or less from that player's graveyard onto the battlefield under your control.

NOTE: Stock image, not actual card.