Soul Sacrifice is to get new DLC today in the shape of eight new quests and two new boss characters.
The latest boss characters added to the game today are "Cat Sith" and “Beelzebub" both of which can be downloaded for free, along with the new quests.
To play the new quests, go to Mad Chronicle > Inside Avalon > Avalon Pacts > Forgotten Pact > Hour of Cypress. According to Sony game progress to a certain point may be required.
You can find out more about these new bosses over at the PS Blog.