Tharsis, The Kraken Lord

Eminence — Whenever a Counter is removed from a permanent you control, if Tharsis, The Kraken Lord is in the command zone or on the battlefield, create a 1/1 blue Tentacle creature token.

IslandWalk

{2}{u}{u}:Submerge (You may put a Kraken, Octopus, Sea Serpent, Leviathans, Frog, and or Crab from your hand onto the battlefield by sacrificing Tentacles creature tokens you control equal to the converted mana cost of that creature.)