Hi again forum, From the many great features I have learned, I think that render target texture is the best thing I have come across yet. The ability to produce dynamic live reflections is really awesome. But there is one thing that bugs me. And yes, I have a playground too http://www.babylonjs-playground.com/#1NP9BY You will see I have added a cube to the reflection and refraction playground. While the reflection in the sphere looks realistic, in the cube it doesn't. As you will