Chosen of Ormendahl

When Chosen of Ormendahl enters the battlefield, each player sacrifices a creature.
Whenever another nontoken creature dies, create a 1/1 white and black Human Cleric creature token.
{2}{b}{b}, Sacrifice five other creatures: Search your library for a land card named Westvale Abbey,
put it onto the battlefield, and transform it. Then shuffle your library.