User blog comment:SayuriDarling/The Mark of Athena Official Discussion/@comment-24205801-20121108011620/@comment-4649443-20121108205708

Percy is the strongest demigod of all, according to Nico. They'll make it w/o Nico or Thalia. Anyway, if it was only the two of them in there, and one of them gets killed by some Titan or giant in Tartarus, it would be really awesome if the other went on a rampage! KILL, KILL, KILL!!!!!!!!!!!!!!!!