User blog comment:Nutterbutter12/mytholodgical monster tournament/@comment-5078776-20120817213038/@comment-5232784-20120818003938

Cfp: If by Trojan sea monster you are refferring to the monster that was felled by perseus before it could eat Andromeda (Not to be confused with the Kraken, which was the stand in in the movies for the actual monster of Greek Myth), then that would be Ketos/Cetus.

Here is his/her/its DF link:

http://deadliestfiction.wikia.com/wiki/Ketos