All Files Morphing Transparencies You can use invisible colours to morph holes and transparencies. How to morph a shape with a hole In your Colour view, select an unused colour swatch and set its alpha (transparency) to 0. Paint both holes on the source and destination drawings. In the Timeline or Xsheet view, click on a cell in your morphing sequence. Do one of the following: In the Tools toolbar, select the Morphing tool. Press F3. In the Tool Properties view, enable the Flatten button. A hole appears in the shape.