Shen, Lost Between Worlds

First Strike, lifelink, Shroud (This creature
can't be the target of spells or abilities.)
When this creature enters the
battlefield, if an opponent has more lands
than you, search your library for a plains
card, put it onto the battlefield tapped,
then shuffle your library.
{1}{w}{w}: Put Shen, Lost Between Worlds
onto the battlefield from your hand.