How To Fight Scaly Pete At Level20. Once the encounter is over you are automatically taken back to a grotto. Instead, the game expects you to progress far enough until it will let you fight pete again.
Go to the quests tab and it will give you a checklist (right side of the screen) of what you need to accomplish before you can fight scaly pete. Once the encounter is over you are automatically taken back to a grotto. Just like the mines from the cajun queen, the shark can whip shot the torpedos back at the pt 522 but will have to dodge them first in order to make them easier to grab on and whip shot.