Inserts into Material Editor sets of 24 SCENE materials.
If there are more than 24 materials in the scene you can choose, which set of 24 you want to load to the Material Editor (slate number one means get the first 24 scene materials, set number two means get the second set of 24 materials and so on).
Installation: Just drag and drop the script into the 3ds max viewport. Then go to Customize > Customize Interface > category: waRp Tools > Add slate of scene materials
It was only tested in 3ds Max 2013
If you like all of the scripts that are in the tutorial you can download them by clicking the warp_tools_bundle.rar in the attachment