Tutorial/Pneuma, Ousia, and Their Mutual Annihilation
Last updated 2026-06-26
Main article: Arkhe

These are the properties found in the life-forms, earth, air, and watery veins of Fontaine. The collision between energies of different properties causes annihilation and the production of greater energies — it is this principle that powers many clockwork meka. Of course, the power supply of these meka is unstable, resulting in Pneuma or Ousia-aligned energy states. Attacks with the opposite alignment can be used to overload and disable their power supplies.