Genshin Impact is an ever-evolving game, and with the introduction of Fontaine, HoYoverse has expanded on Genshin Impact’s diverse combat system even further. This is through the brand new “Arkhe” system, a special form of energy exclusive to characters hailing from Fontaine. The Arkhe system takes the form of different flowers of energy, Pneuma, and Ousia. If you look closely at your Fontaine characters, such as the Hydro Traveler, you might notice they can utilize “Pneuma” and “Ousia” within their attacks. But what are Pneuma, Ousia, and the Arkhe system in Genshin Impact exactly? What are Pneuma and Ousia in Genshin Impact? Pneuma and Ousia are described as “the properties found in the life forms, earth, air, and water veins of Fontaine.” It is the “collision between energies of different properties [that] causes annihilation and the production of greater energies.” However, what’s more important in the case of …