To open a secret chest, hold down- -<~> from the overhead view. From here, you get a chest you must enter a code for. Each chapter has a different code, here they are: 1. 6478 2. 9216 3. 7702 4. 2132 5. 5052 6. 0680 7. 0194 8. 4743 9. 9995
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