Disasters come in many types.
They can be divided into man-made disasters and natural disasters.
It can be said that disasters caused by weather, biological, environmental, and other factors have played an extremely important role throughout human history, causing loss of life and property.
Disasters have accompanied the entire course of human development and have also witnessed the history of humans continuously growing stronger.
Snow disasters, earthquakes, acid rain, floods, hurricanes, thunderstorms, extreme heat, fire tornadoes, giant hail.
These disasters, experienced countless times in human history, continue to unfold in the Otherworld.
However, up until now, humanity has never experienced a certain type of disaster.
Or rather, this type of disaster disappeared long ago, before humans were born.
"An oxygen-rich era, a time when the concentration of oxygen was far higher than the proportion of oxygen in the air on modern Earth…"
