Acquisition EditIn Val Royeaux the merchant Deraboam can be found on the top floor (accessible by fast travel) who sells a "Mystery Box" for
000001000010000 . After purchase, a golden nug will appear in the shop. If you interact with it, you will be given a new War table operation called The Big One? After completing the operation, all five nuggalope mounts will be available at the stables in Skyhold.
Once acquired, it can be found in the stables in Skyhold.