Quote Originally Posted by Shadaloo View Post
"Apparently you can walk up to a locked impaled head chest, exit to Main Menu, go back into the Krypt and HOLD X or A depending on your system until the Krypt has loaded up, walk up to the chest and the chest will be free to open up!"
Confirmed! Just did this last night and unlocked every single one. This is also required to open up Shang Tsung's throne room at the front of the krypt so I'd advise everyone does this until an update wipes it out. It's gonna save you a lot of grind time.