When one is able to modify their own being there are two sides to take: To modify what you are, and to modify what you aren't.

This section speaks about what you are: Attributes close enough to what once were human abilities and that are considered 'normal', almost 'human', but still alien and unnatural to a degree. Still, these are relatable enough, insofar as you can connect them to something human and that you could wrap your head around, that they require nothing more than energy and genetic material to mold to your liking.

As for its sister document...