Tome of Water¶
<instant> Find the first Water Magic <spell> in the Spell deck. Take the <spell> into your hand or discard it. Then, reshuffle the deck.
— OR —
<instant> When playing a Water Magic <spell>, resolve its effect without paying the <power> cost.
You come across a conjurer who begs to accompany you and your army awhile for safety. You agree, and he offers as payment a copy of a book of the elements.