Book of Counted Shadows

When Book of Counted shadows enters the battlefield, return {x} cards from your graveyard
to the battlefield tapped and attacking, where X
is the number of Boxes of Orden you control.
Put 4 Season counters on Book of Counted
Shadows. At the beginning of your end step,
remove a counter from Book of Counted
Shadows. If there are no counters to remove,
you lose the game.