Silverback Elder Octopus Create X tapped 2/2 black

Create X tapped 2/2 black Zombie creature tokens

Destroy all nonland creatures

sacrifice it and create a number of 1/1 colorless Construct artifact creature tokens equal to its power

{1}{W}: Target non-Aura enchantment you control becomes a creature in addition to its other types and has base power and base toughness each equal to its mana value

When Thought Sponge dies

Silverback Elder Octopus Create X tapped 2/2 blackWhenever you cast a creature spell, choose one Destroy target artifact or enchantment. Look at the top five cards of your library. You may put a land card from among them onto the battlefield tapped. Put the rest on the bottom of your library in a random order. You gain 4 life.