Willful Samurai Spirit (ADK-087) [Advent of the Demon King]

[Pierce] If your J/ruler is "Ayu, Lunar Swordswoman" or "Ayu, Shaman Swordswoman", you may pay 1 less to play this card. When this card is put into a graveyard from your hand -> Target J/resonator gains [Pierce] until end of turn.