The Depths of Mâbuth is a gigantic near-depthless hole deep within the Bloody Waste known for the mysterious way it kills those that dare venture towards it.
A potion that allowed the drinker to change their gender, and the history behind it and the world around a simple desire to feel complete in a broken world.
That which lies upon the back of the realms, that which all realms hold onto, that which all the souls fly betwix, all that leads one straight to the void, all that allows us to enter each world, upon the Yggdrasil, where the branches lie.