@lunalawl Figured it out myself actually. If anyone else is having the same issue with x360ce, discard the version provided to you and download version 3.2.8.77. Apparently this worked for me and resolved my controller issue.
I genuinely think it is insane that Activision can just send a cease and desist letter to these clients without even giving them a specific reason for it.
This image has been floating around but within probably 48 hours every client that made old CoD possible will be gone.