Dealing with a mandatory boss blocking our path, and another side boss along the way in which we obtain the final armor piece for the Gaia armor, we soon each Talos’ heart and it’s a relatively easy fight in order to save it really compared to some of the other fights. In doing this we gain full access, sorta to the one upper floor we only had brief trips into as most of it was sectioned off. Here we start to open that floor up in order to, as Europa figures is a fight with Draythus.
source