Enrapturing Storyteller

{w}, {t}: Return target Saga card from your graveyard to the battlefield. Enrapturing Storyteller doesn't untap during its controller's untap step as long as you control that Saga. Activate this ability only any time you could cast a sorcery.
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"What's the ice story, gramma? "
"Well, it all started with the selfish and tricky Lim-Dul ..."