Satori Mountain

{t}, Sacrifice Fabled Passage: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle. Then if you control four or more lands, untap that land.
———{line}{line}{line}{line}{line}{line}{line}
Occasionally, a cyan pillar will appear,
originating from the top of the mountain. While this
pillar is present, the Lord of the Mountain will be
resting on the mountaintop. Many Blupees will also
appear around the pond during this time.