I'd love to see a tutorial covering all the normal render passes for example ambient (even though there is already one) , beauty, reflections, shadows and dof (particularly this one) . (Or any other industry standard passes iv'e missed out) Cheers, mouseyflash, check out this tutorial we just put out it covers the basics of render passes in maya and comping them in nuke. Multipass Rendering in Maya Composite in Nuke - YouTube