Cieran Land, Outer Wstrn Veil

{u}{u}{u}: Tap untapped creature chosen at
random. Any player may activate this ability.
Sacrifice Cieran Land, Outer W(e)st(e)rn Veil:
Put a fog counter on target permanent you
control. You may pay {2} to shuffle Cieran Land,
Outer W(e)st(e)rn Veil into your library instead.
"This far out, the mists of the Veil are meant as a
defence. Going further only causes lethal accidents."
—Sailors of the western coast