Deathtouch creatures can give you enough defense to survive and thrive
This was about an aquarium, so if it didnt fit there (such as Coral Reef and Coral Atoll), it didnt make the cut
Mind you, going back far enough and you would find Phantom Nishoba, Akroma and Visara somewhere on the list
Its an interesting finisher and mana sink, and if you have an EDH deck with any hydra synergies or X-spell synergies, consider adding this card
By paying two mana, tapping it, and sacrificing an artifact, you tutor for another artifact with mana value exactly one higher and put it straight onto the battlefield
Deathtouch Whenever this creature deals combat damage to a player or battle, return target creature card from your graveyard to the battlefield