I dont know if that interesting you but found some weird alien behaviors when using Robot Army mod. Alens tend to not detect robots in proximity of their base, other bases wont send reinforcements and also often attacked bases sends patrols that ignore just attacking droid squad and run gaben knows ...

Ok found it. DAMN FREAKING USEFULL AS HELL BLACK. omg. Thank you so much for help man.

Im probably blind but can you give screenshoot? I cant find them. And yes I had Usefull Map Colors mod but turned it off to see if its reason i dont see oil. Seems like disabling isnt enough lol. Cant see any color that diferentiate from terrain. Code you provided doesnt seem to do anything.

Here. No oil at start area.

https://www.dropbox.com/s/rensi5d0f6u0ks5/xyz.zip?dl=0

Hello. I dont know why but rso completly removed oil from my map generation. It dont appear at all. I have many mods but tested without rso and everything was fine. I used /c game.forces.player.chart(game.player.surface, {lefttop = {x = -2048, y = -2048}, rightbottom = {x = 2000, y = 2000}}) to unco...

Could you provide more detailed description and some screenshots?

Hello. I like idea for mod but have no clue how to use it. Can you put a bit more detailed description?