Talk:Phoenix Iota/@comment-70.41.245.93-20141005001528/@comment-24.212.238.12-20141006165139

I'm reasonably certain you're supposed to find those on your own, in-game. If you need a hint, check the Tesseract page for how to find something that I'm pretty sure is one of them, although it isn't called out as such, and I haven't gotten to the Iota yet so I can't test it.