Steam-Eater Cephalopod

Unfathomable 2 (when Steam-Eater Cephalopod
is sent to the graveyard from anywhere,
draw 5 cards you may play any instant or
sorcery spells with converted mana cost 2 or less,
discard any permanents.)
When Steam-Eater Cephalopod enters the battlefield
exile target artifact.
"They seem to enjoy not only the crew, but the
submarine as well..."
-deepsea explorer's field report