User blog comment:Master Sima Yi/Assassinews 05-08-'14 – Assassin's Creed: Rogue announced/@comment-3446336-20140805220942/@comment-98.101.208.60-20140805224655

According to a post on the subreddit about the GameInformer article (poster must have an online subscription), the whispers from the old multiplayer will be encorporated into Shay's eagle vision. Assassins will try and hunt you down, like the old multiplayer.