Then there came an echoing blast: a great horn was blown in the hall, and answering horns and harsh cries were heard further off. There was a hurrying sound of many feet. –The Fellowship of the Ring

When Revealed: Add Chamber of Mazarbul to the staging area.

If there are no enemies in the staging area at the beginning of the quest phase, the first player reveals an additional encounter card during the staging step.

The players cannot advance unless there are X resource tokens on this stage. X is the number of players times 3.

Forced: After an enemy is defeated, place 1 resource token on this stage.