Lake Zhava Supplicant

{1}{g}, Sacrifice another creature: Look at the top
three cards of your library. You may reveal a
creature or land card from among them and put
it into your hand, then put the rest into your
graveyard. If the revealed card is named The
Gitrog Monster, instead put that card onto the
battlefield and the rest into your graveyard.
"We have seen the truth. We have gazed into its eyes.
We know we cannot stop it. We can only feed it
so it does not feed on us."