Eseth, Aerie Guardian

Flying, Vigilance
When Eseth, Aerie Guardian enters the battelfield, you may search your library and/or graveyard for a card named Soulcatcher's Aerie
and put it onto the battlefield.
When Eseth attacks, choose one:
•Create two 1/1 white and blue Bird creature
tokens with flying.
•Put a feather counter on target permanent.
Draw a card.