Return of the Shaman (MP01-144 XR) [Masterpiece "Pilgrim-Memories"]

[Extension Rule] (This card cannot be in any deck. You may start the game with up to one extension rule in your extension rule area.) If your starting ruler is "Ayu, Lunar Swordswoman", you may have up to four copies each of cards named "Ayu, Liberated Shaman" or "Rabbit Wave" in your deck. J/rulers you control named "Ayu, Lunar Swordswoman" or "Ayu, Shaman Swordswoman" gain the following abilities; - You pay 1 less to play Souls. - Discard a card: Reveal the top two cards of your deck. Put a card from among them into your hand. Put the rest on the bottom of your deck. Play this ability only once per turn. Apply the effects of this card already during deck construction and setup.