lorehold burning book

{t}: Look at the top 3 cards of your deck put one
into your graveyard than shuffle the rest on your
deck, after you exile a card from your graveyard
you can cast that card for its cast cost costing {1} less.
if burning book is placed from your deck in your
graveyard, use scry 3 or surveil 3.if burning book
must be put from your graveyard into exile, you
can deal 5 damage to target creature or
planeswalker.