Reaper has now released a “full” version of Ultima IV for the DC, here’s what he had to say about it:

“Welcome to this exciting new release! With all the features of the classic PC game, such as: Visual Memory Unit (VMU) saving, full VGA upgraded graphics pack, improved game performance, DC specific functions, like VMU graphic artwork. Full Ultima stereo soundtrack as well.“

Downloads can be found at IMR Technology.