Etryo, Scout-Cartopgrapher

When Etryo, Scout-Cartopgrapher enters the battlefield, reveal the top X cards of your library.
You may put any number of land cards revealed
this way into your hand, then you may archive
any number of land cards revealed this way. Put
the rest of the revealed cards into your graveyard.
{g}{g}: Put an archived land you own from exile
onto the battlefield under your control.