If the seal is not done well, I would definitely not risk taking it with me. Instead, I would choose a new place and seal it in the ground again, waiting for my strength to improve before returning.
If the seal is done well, then it can be embedded into my newly crafted compass, serving as the compass core.
The operation principle of the copper coin itself inherently carries a yin-fiend feng shui formation; anything of flesh and blood close to it will decay under this configuration.
With it as the compass core, the probability of the compass failing in special environments will be greatly reduced.
Many miasmas or arrays first aim to confuse your sense of direction. With it in hand, it becomes possible to easily dismiss most low and mid-level miasmas or arrays.
