Jinjhun Amulet

{1}, {t}: Untap up to three target lands.
As long as Jinjhun Amulet is cursed, it loses all it's other abilities and has "{t}, Sacrifice Jinjhun Amulet: Lands target opponent controls don't untap during their controller's next untap step. Activate this ability only if Jinjhun Amulet has two or more curses attached to it."
Said to be a gift from the spirits of harvest, it's said to call forces of growth or rot...