Unreal Tournament 2004 for Mac OSX
Looking for a current source for the Mac version of UT2004, I discovered there is an alternative way even though the original producer Macsoftgames and partner has closed.
http://macsoftgames.com - http://destineergames.com
You will need a full Windows version with a working key.
You can buy this from GoG at a very reasonable price if you do not already have it.
You will need the official Mac demo
and final patch
Follow the instructions provided in the GoG forum and give your Mac a new purpose in life