User blog comment:18tanzc/Chat Room/@comment-186.92.184.15-20130416174919/@comment-5594368-20130417130028

you only need grey bricks in rank 8/9 and the only way to get them is a symbiosis module but you cant make one unless your rank 9 so i need to be in one so i can get 15 more grey bricks so i can level up