Spelltwine [Duel Decks: Jace vs. Vraska] Eldritch Moon Devouring books is only the

Devouring books is only the beginning

If you control an Urza's Mine and an Urza's Power-Plant

the Coalition Type: Instant Rarity: Uncommon Cost: {R}{G}{W} Choose one —

but you may put it on top of your library instead of into your graveyard

If the player doesn't

Spelltwine [Duel Decks: Jace vs. Vraska] Eldritch Moon Devouring books is only theSet: Duel Decks: Jace vs. Vraska Type: Sorcery Rarity: Rare Cost: {5}{U} Exile target instant or sorcery card from your graveyard and target instant or sorcery card from an opponent's graveyard. Copy those cards. Cast the copies if able without paying their mana costs. Exile Spelltwine.