Just to clarify because I don't want to take much credit, I didn't make the ROM. That was Phh's work. But that being said, it's still dope.
fastboot flash system <file name>
fastboot flash system C:\Users\user\Desktop\system-roar-arm64-ab-gapps.img
fastboot flash boot <file name>
adb rootand hit enter.
adb shelland hit enter.
mount -o remount,rw /and hit enter.
mv /bin/resetprop_phh /bin/phh-resetpropand hit enter.
phh-securize.shand hit enter.
I've since gone back to stock; I can't get past that game music bug. Here are my exact steps: