All of them have gotten the plan and is ready for its execution. Although, they know that no plan is perfect in life which is why they know that they need to improvise. Whiz and Joe are left in the base as they will provide visual support for them since they do not have ways to attack a being possessed by a fragment of an old god.
Thanks to the priests of Horus, travelling by foot to the ruins became easy. They can use a spell that could increase the footwork of the group as if they are being carried by the wind. With the actual Horus with them, this spell is multiplied in effectiveness.
The fragment of Apophis is not something that can be taken in by a mortal being without any repercussions. All of them charged towards the center of the activity where a literal storm of miasma could be seen. The miasma has already contaminated the surroundings as the sands themselves have turned gray as well.
