Killing Stone (MP02-139 R) [Masterpiece Collection 02 "Fates Reunited!"]

If you don't control a J/ruler named "Lilias Petal, Agent of Salvation" or "The Nine-Tailed Fox", this card enters the field rested unless you pay 300 life. This card has the wind magic stone type and the darkness magic stone type. When this card is put into a graveyard from the field >>> Your opponent loses 100 life and you gain 100 life. [Rest]: Produce G ?? B.