Poseidons Amulet Of Time

{t} Sacrifice target creature you control.

Then you and each opponent retrieves a creature
from there graveyard. Shuffle the cards and draw
one. The creature that was drawn this way is
played into the battlefield under there owners
control, all other creatures are exiled.

As long as Poseidons Amulet Of Time is untapped,
you have protection from Islandwalk.