Tetrarchia

end iii century roman empire doom enemy surround border instability spread province roman emperor fight threat usurper place rome emperor diocletian see revolutionary way share power maximian constantius galerius form tetrarchy enemy doomedtetrarchia quotrule fourquot latin cooperative game player role emperor fight revolt empire barbarian army try bring easy rule core engine lead different game interesting choice difficulty level draco ideas edition include dux expansion independent module dux vicarius pirate goth plus independent variant include new competitive barbaria hold player plus update historical scenario carausian revolt danubian war mauretanian war great persian warthe combination countless flow emperor turn simple spend imperivm point sail secure subdue attack propagate threat roll dice player win secure border empire majority province revolt rome fall