Unlock Hagia Sofia Challenge Level cheats for Assassin's Creed: Revelations

Unlock Hagia Sofia Challenge Level

The Hagia Sofia challenge level will become unlocked when you have collected ALL 10 of Ishak Pasha's Memoir Pages. To be able to reach ALL of Ishak Pasha's Memoir Pages you will need to play until DNA Sequence 5 - Memory 3 as you will not be able to enter the hidden Hagia Sofia Tomb any earlier.

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