: Azara, Shadow Archmage enters the battlefield with X loyalty counters where X is equal to the number of spells cast this turn.

+2: Until your next turn, you may cast target instant or sorcery card from your graveyard. If you cast a spell this way, exile it instead of putting it into your graveyard.

-3: Deal X damage to target creature or planeswalker where X is the number of spells cast this turn.

-15: Exile a sorcery card from your graveyard. Copy that card then you may cast it without paying its mana cost and it gains storm.