Jun 8, 2016, 10:0706/08/16
up grading ballista, catapults and sentries
I up graded all my walls to level 5, but can not figure out how to up grade the catapults, ballista and sentries I had on the level one walls. does any one know how to up grade them to higher levels. I would like level 5 ballista on a level 5 wall and so on