This is a bit late, but here is a great tutorial on DmC modding.
How to edit move properties in DmC using UE Explorer This is the first part in a series about modding DmC. Find out how to replace objects with others here. This tutorial will show you how to open a .upk in UE explorer, then edit a value you’ve found. Finding the value in the first place is of...
docs.google.com
This document also supplies links to all the modding tools you need to edit .UPK files.