Secrets are still being unearthed, much of the lore has yet to be agreed and rumours whisper through the net about everything from werewolf modes to hidden boss fights. (nosleepgamer.com)
«Bloodborne» hackers used datamining to dig through the game's files to find hidden bosses. (techtimes.com)
The Valkyries are one of the biggest parts of that content; nine extremely challenging hidden bosses. (vgr.com)