Letters code (SPOILER)

Letters code (SPOILER)
Down in the mine, Phineas hears mysterious words.

Comic pages with code words: 152 -156 -157 -159 -161 -162 -163 -165 - 196 - 197

It's a simple replacement cipher. To help decipher it, Aria added coded sentences to the 'extras' page:





Don't look below if you want to decipher it yourself...

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For those who can't make sense of it, here is the code alphabet: