Ueda Isao, Tidal Kami

{w}{u}{b},{t}: Draft a card from Ueda Isao, Tidal
Kami's spell book into exile. You may cast it
without paying its mana cost. If you do, exile it
with a ki counter as it resolves.
You may activate the splice abilities from among
cards you own in exile with ki counters on them
as if they were in your hand.