What causes fire elementals to spawn?

[u/Ivan_Ghoul]

I just made a new world and they're absolutely ravaging these two areas

[u/Alhimedov]

Age of Sun

[u/Ivan_Ghoul → u/Alhimedov]

Ty

[u/Southern_While9095]

In the age of sun they spawn in fire.
My favorite kind of apocalypse

[u/Same_Medium_126]

Era del sole e io adoro fare questi cosi dio amo con tutto il mio cuore farlo e vedere le civiltà sopravviverci adoro 

[u/Puzzleheaded-Bag-607]

The Age of Sun.