Not sure what is going on over at realgm.com but there are a number of threads on the general basketball board comparing Malone to all sorts of other players. There is even a Malone vs Doc Emmet Brown.
https://forums.realgm.com/boards/viewforum.php?f=6&start=25
https://forums.realgm.com/boards/viewforum.php?f=6&start=25