yet then elizabeth had added , `` of course , if the crown 's just sitting there for the taking , i know my guy is up for the job ... ... '' in order to avoid a large-scale conflict , trehan had offered to have his assassins eliminate the two other contenders : kristoff the gravewalker and emmaline the unlikely , the halfling daughter of the valkyrie helen and lothaire 's uncle fyodor-also known as king demestriu .