Past in Flames

Flashback was the keyword that let the graveyard become a second hand, and this card turns it into a noun that applies to the whole yard at once. The trade it asks for is structural: where Yawgmoth's Will reanimated your spells for one explosive turn and cost you the world, this one grants flashback at each spell's own mana cost. The fuel exiles itself when flashed back, but this sorcery does not; cast it from hand and it falls into the yard like any other spell, which is exactly why the engine recurs. Its own flashback cost is the hinge. At you can replay the recursion if a ritual chain leaves you flush, dipping back into a yard you have already half-emptied, which is what separates a fizzled turn from a lethal one. The shape of a storm turn falls out of this directly: seed the graveyard with cantrips and rituals early, jam this, and replay the pile from the bottom, generating mana and storm count off cards you already paid for once. The design lesson it taught was that graveyard-as-resource and storm-as-payoff are the same axis pointed two directions; one fills the yard, the other empties it for value, and a single sorcery can be the pivot between them. Every combo deck that has tried to loop instants and sorceries since has reckoned with the template this set: blanket flashback, original cost, mandatory exile on the fuel.