Cask of Lilontomada

{w}, {t}: Prevent all combat damage that would be
dealt to and dealt by target creature this turn.
At the beginning of each opponent's end step, if
you weren't dealt combat damage this turn, put a
night counter on Cask of Lilontomada. Then if
there are three or more night counters on it,
remove those counters and transform it.
"My friend, I invite you to join me in sampling my
latest acquisition from the Harvesttide festival..."