Gazav, Izzet Canonist

Instant and sorcery spells in your graveyard have replicate. Their replicate cost is equal to their converted mana cost. (When you cast this spell, copy it for each time you paid its replicate cost. You may choose new targets for the copies.)
Instant and sorcery spells in your graveyard have jump-start. (You may cast this card from your graveyard by discarding a card in addition to paying its other costs. Then exile this