Lin, Hunter of the Fields

When Lin, Hunter of the New enters the battlefield you may look at the top X cards of
your library where X is equal to the number of
creatures on the battlefield. You may reveal
any number of plains from among them and add
them to your hand. Shuffle the rest back into
your library.
Whenever Lin, Hunter of the New deals combat
damage to a player you may play a plains from
your hand onto the battlefield tapped