Chraimou,Unyielding Explorer

{b}: Put a card from your graveyard into the bottom of your library, then shuffle it.
{2}{r}{g}, {t}: Reveal cards from the top of your library until you reveal a land card. You may put one creature and one land card revealed this way into your hand, then put the rest into your graveyard. You gain 1 life for each card put into the graveyard this way.