Gate of Refarth (MP01-088 SR) [Masterpiece "Pilgrim-Memories"]

J/resonators your opponent controls gain [-200/-200] for each true magic stone you control. [Enter] >>> You may search your deck for a card named "Refarth, the Castle in Heaven" and put it into the field. If you do, shuffle your deck. [Rest]: Target a J/resonator you control. If the chosen target's ATK and DEF are 500 or more each, it gains [-500/-500] until end of game. If it does, recover a true magic stone you control.