C311 He Wanted to Fight the Dwarf Kingdom with Fewer Enemies!

In fact, Black Shadow Fortress had a certain invisibility function. There was an invisible magic array, but the level was not too high.

After all, the Black Shadow Fortress was too big. Moreover, the consumption of Energy Stone for this magic array was also very high.

Lee Yuan did not lack Energy Stone now, but he hoped that these Energy Stones could be converted into combat strength