At SumerSlam Fan Axxess the demo of upcoming WWE Game, WWE 2K14 was playable.
Some fan took a picture of the superstar menu of the game which is displayed below
In that picture there are a total of 92 superstar slots available, out of which 49 superstars has already been confirmed which comprises of the 30 Years of WrestleMania mode legends.
The remaining will comprises of the current superstars.