Are there choices in difficulty levels?

HI, I went to the Dwarf stronghold after receiving the Lightning skill from Grumble, but Lightning does not do anything against the deep dwellers. Unless I am missing something, it seems to be broken after targeting requirements have been removed.

Like it says on the tin, I've got a bug in my save where one of the orc buildings is showing up in my dwarf town. I'm including a couple-a screenshots below to, y'know, show what's happened. Ground view Aerial view ...

I've been on copper "progression level" for quite some time and I began to get quests that reward 10 Iron Ore, but that's quite laughable amount and quests are quite rare themselves. Shouldn't the mines provide the ore somehow instead? I placed several of them and I also placed a Storehouse right nearby to minimize the running time, but the only material miners bring is copper....

I am unsure of the first town storage hall, but subsequent storage halls take 1,000 gold from you rather than the listed 100 gold. I was originally going to report that my craft button would not work when choosing the storage hall and that the treasure chest icon showing the price of 100 was white rather than the green of many others. I had 998 gold at that time. However, I quickly became engrossed in the game again and it wasn't until I had over 3,000 gold that I tried again. I wasn't paying close att...