You came here in that? You are brave
All Agera work with a base-8 system (though of course, in GMing, for simplicity, I don’t). Accordingly, the Mysian system of measuring is based on 8s. From dolon to dolmelphion, the system is fairly straightforward, but, traditionally, after dolmelphion, it becomes a touch more complicated.
Throughout creation there are locations which serve as nexuses of sorts; conduits between one place and another. Such are the rules of translocation that only areas that border each other can be traversed by physical or magical means.
The PCs find a small green glass bottle, something can be seen writhing within the smoked glass. If the PCs open the bottle a repulsing form of life will pour forth and grow in size. A genderless beings of soft pliable purple flesh towers before the PCs, it has no detail, no distinguishing characteristics except for a narrow slit for a mouth that holds rows of inwardly curving teeth.