Xerneas, Primal Creation

Partner with Yveltal, Primal Destruction.
Vigilance, Reach, Trample.
Whenever Xerneas, Primal Creation enters the battlefield, attacks, or blocks, you may choose one:
•Target player searches their library for a basic
land card and puts it onto the battlefield tapped,
then shuffles their library.
•Target player gain 5 life.
•Target player draws a card.