- PC
Audiolockets:
A special pendant will become available to be synthed when you have cashed in at least 3000 Kudos via a checkpoint or offensive skill. Equip that pendant to change the background music to a particular song when you spend enough Kudos in a specific area. The audiolockets can be found at the indicated locations.
Beyond the Blue:
1st Sumeragi
Nebulous Clock:
Subaquatic Base
Azure Door:
Media Tower
Pain from the Past:
Biochem Plant
Scorching Journey:
Datastore
Rouge Shimmer:
Stratacombs
A Zip to the Moon:
Pharma Lab
Unlock True Final Boss:
When you have the correct necklace equipped you will be able to fight the 'true' final boss at the end of the Firmament level. To achieve this you must first collect the 7 hidden jewels that are scattered across each stage and speak to Joule who will give you the Handmade Necklace as a reward. If you now beat the Firmament level with the Handmade necklace equipped it will turn into the Broken Necklace which you must wear when beating the Firmament level yet again.
Unlock Dullahan Weapon:
When you have completed ALL 4 special missions the Dullahan weapon will become unlocked. Although the bullets for the Dullahan weapon are more powerfull than the other guns they cannot tag enemies for electrical attacks. This is the final weapon in the game.
Unlock Broken Necklace:
Completing the 'Firmament' level with the Handmade Necklace equipped will unlock the Broken Necklace.