That's a fascinating idea—imagine the kingdom's coinage reflecting the deeds of its heroes, each gold piece bearing the mark of victory or sacrifice. I can already see how that would ripple through my story arcs, shifting power balances just when the plot needs a twist. But remember, if you let improvisation creep in, the currency's fate could unravel the careful tapestry I’ve woven. Keep the changes deliberate, and we’ll let the lore breathe.