Maralyn, Aurora Guardian

When Maralyn, Aurora Guardian enters the battlefield, create a 2/1 black and green Elf creature token, and a 1/1 blue and black Faerie creature token with flying.
{1}{u/b}{u/b}{u/b}: Target player puts the top X cards of his or her library into his or her graveyard where X is the total number of Faeries you control plus the total number of Elves you control.