Hole Volume

Experimental(use with caution)

Hole volume can be used to make holes. right click the content browser a click blueprint class and type hole.

and apply it under the volumes tab

Showcase Example

You can use the foliage mask and overlap the same area of the hole volume to remove the foliage

If you do not see any affects from the hole volume you may have to edit the master material for the WorldScape manager and multiply the alpha vertex color at the end of the opacity mask lerp.