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Puzzles

Making a very special number out of primes.

Cross Katastrophion 1: Platinum

Cross Pandemonion 1: Gold

Cross Hypernion 1: Platinum

Cross HyperLogikion 1

Hypernion 2: Gold

Katastrophion 3: Platinum

Katastrophion 2: Platinum

It's our second Katastrophion puzzle, difficulty level platinum.

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