I haven't seen one of these in a while so why not?
Each anon expands upon a previous anon's ideas (not necessarily in order) and then adds a new aspect of their own for others to play off of.
I'll start: The setting is an alternate Earth after the anti-magic field surrounding the planet is destroyed by inter-dimensional interlopers.
A psychotic cult wants to sacrifice people who practice magic to summon an eldritch horror
>>46870813
The eldritch horror is actually just a remnant of an ancient civilization
>>46870859
He's successfully summoned, but only because the whole "sacrificing people" thing pissed him off.
>>46870668
>Alternate Earth
>Earth
Already ruined.
>>46870925
So he wants sacrifices now so he can rest for several more millennia.
>>46870966
Don't be a faggot, Jeremy.
Militaries quickly adopt magic, with the line between Drone & Golem becoming purely academic.
Mage is now an M.O.S. falling under SOCOM.
People who have magic are culled into concentration camps awaiting sacrifice. Should they not be conscripted into the military first
This already sounds fucking stupid.
>>46871475
A magical guerrilla resistance forms to oppose the abuse of magic users
>>46871059
The intense magical energies resulting from such warfare leave sizable areas of the planet twisted and transmogrified. These strange and otherworldly fallout zones are inhabited by bizarre, monstrous creatures.
>>46870975
Eventually he sacrifices himself to resurrect his extinct brethren.
>>46870668
niggers steal everything
faggots infect everything
jews control everything
women have """rights""" over everything