In this interview with Bryan Williams from Smacktalks he directly asks about dlc in regards to superstar heads in which Bryan replies that there will be a dlc announcement before the game is released and he doesn't want to spoil anything.
So this confirms dlc, an announcement and since he didn't deny superstar heads dlc the way he straight up said that custom belts have no online use this year one could hope that more heads are on the way
Clearly, you have no knowledge of how business works; nor do you watch WWE television, otherwise you would know that the whole purpose of a business is to make money. Of course they planned DLC to come out later, whether or not they finish it. 50% of games do this, so they can make more money. The gaming industry took a hit when their $600 ps3's and xbox360's dropped in price - supply and demand, they made up for it by adding extra content. This is not shameful, it is what's best for business.