You won't find me on any test, (you don't need to finish some quest to get him, technically)
Nor where wishmakers often rest. (he's not on the map anywhere)
I do not wait with kind nor kin, (He's all alone)
Nor rest at ruins found within. (i think this refers to deep sea research center... not sure)


does this refer to gilgamesh? if not then Omega weapon. anyway, i only try to answer this riddle because none others are left unanswered yet, and if i am right then whatever, if not it's not the end of the world.