we ' ve known this . and predicted it for a while . <| sep |> Long and short No . Lucio and Ana remain must picks for now , Lucio for his Speed and Ana for her unmatched single target healing abilities and Nano , relegating Zeny and Mercy to the bench . <| sep |> Pull the walls down and start fresh . New insulation and new drywall at a minimum . Since you were plugging the foundation because I am assuming it was leaking , you will probably need to reframe any studs and plates that have suffered water damage or have covered in mold . Actually , I ' m a little surprised the walls weren ' t taken down entirely as part of the repair process . Who knows if there are cracks behind the drywall that was left . Depending on where you are in the world and your local building codes you may need to install a vapor barrier .