Don't hide SelectionBlueprints themselves, only their children

osu.Game/Rulesets/Edit/SelectionBlueprint.cs

@@ -89,16 +89,12 @@ namespace osu.Game.Rulesets.Edit
             // set the body piece's alpha directly to avoid arbitrarily rendering frame buffers etc. of children.
             foreach (var d in InternalChildren)
                 d.Hide();
-
-            Hide();
         }
 
         protected virtual void OnSelected()
         {
             foreach (var d in InternalChildren)
                 d.Show();
-
-            Show();
         }
 
         // When not selected, input is only required for the blueprint itself to receive IsHovering