you seem pretty set to me. I kept Reddas until I knew all I had left to do was yiazamat and Omega. I even made a thread asking if it was possible to fight Omega before Reddas "leaves" but no can do.

When I got Reddas Vann was level 99 making reddas 99 too. Does having the Zodiak Spear on Vann increase Reddas' attack?