Book of Legends

I: Add {w}. Exile target nonland permanent until Book
of Legends leaves the battlefield.
II: Add {u}. Until the end of your next turn
anytime an opponent cast a spell they may pay {1}. If they dont draw a card.
III: Add {b}. Reveal cards from the top of your library until you reveal a nonland card. You may cast that spell using life equal to its mana cost.
IV: Add {r}. Exile the top card of each library. You
may play those cards with mana of any color.
V: Add {g}. Until the end of your turn when