At least some of the articles linked by that wikipedia page still listed various things like summons, divine rapier and illusions as disabled.
Oh, my bad then.
That was the first version they imrpvoed after that
That was from an article covering the last public event mentioned by Wikipedia. Do you have any more recent sources?
Moreover, in their private training sessions, their models played cumulatively about 180 years worth of games, so I doubt there were many mechanics left to be mastered.