So they couldn't release it as standalone content like Infamous 2's Blood Festival or RDR's Undead Nightmare, and just throw in the save import feature? Just sounds like they're trying to put out some fires because if they really wanted to release the content on its own they could have found a way.
In
completely unrelatedmore DmC hilarity news:
Yo dawg I heard you like prequels so we made a prequel to your prequel.