In Our Top 25 - For Such a Time as This (based on biblical Queen Esther's story)

If this is the first time you played a Fool's Gold this turn, this is worth 1 Treasure, otherwise it's worth 4 Treasure.
When another player gains a Province, you may trash this from your hand. If you do, gain a Gold, putting it on your deck.

Choose one: +2 Cards; or +2 Treasure; or trash 2 cards from your hand.

You may discard an Estate card. If you do, +4 Treasure. Otherwise, gain an Estate card.