Michael, The Arch-Lightsworn

Flying, Lifelink.
Pay 5 life: Exile target nonland permanent an opponent controls.
If Michael, The Arch-Lightsworn dies you may shuffle any number of Lightsworn creatures from
your graveyard into your library: if you do gain 2
life for each Lightsworn shuffled into the library
by this effect.
At the beginning of your end step send the top
3 cards of your library to the graveyard.