View credits:
Successfully complete the game to unlock the "Credits" option.
Level select:
Successfully complete the game twice on the same save file to unlock the "Jump To Game" option.
Invincibility:
Successfully complete the game three times on the same save file to unlock the "Eternal Mode" option in the "Jump To Game" menu.
Alternate ending:
Successfully complete the game three times on the same save file.
Invisibility:
Cast Reveal Invisible under the Mantarok rune alignment to become invisible yourself.
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