This makes sense as the same approach was made when Diablo2 added the Lord of Destruction expansion which bought runewords to the game. Runewords are a way to make your own abilities, and even ...
That means, no doubt, more classes will be added as was the case with Lord of Destruction and Reaper ... we get at least two eventually, as both Diablo2 and 3 had two classes in time, but I ...