Banthar, King of the Sea

First strike, lifelink, islandwalk
{w/u}{w/u} Target creature gains Islandwalk,
First Strike, or Lifelink until end of turn.
{5}{w}{u}{w/u} Exile Banthar, King of the Sea and
return him to the battlefield with a +1/+1
counter for every blue and white creature
on the battlefield.