Tome of Before

At the beginning of your upkeep, you may reveal
the top card of your library. If that card is
a sorcery,the next spell you cast this turn
costs {2} more. You may copy that spell. If that
card is an instant, instant spells you play until
your next turn cost {2} less. If that card is a
land, draw a card and then discard a card.
"Chapter one; the waters of Reven, Chapter
two; the trees of Grunoth. Chapter three; the
stones of Taakon." - Quantos, first born