"It can be warded in a set area as well - one that only certain specified people can see or access. For instance, I can place it in a closet and specify that only you or I are able to enter into the closet. Anyone else who attempted to reach it would be met with an invisible wall. Their hand could not pass."

It would keep the tongue safe regardless of what the rest of the group thought or if they wished to take it away. They would not be able to do so.

Five would prefer to keep the item out of the hands of those who do not understand magical artefacts or who are not able to consult with someone who knows more about magical artefacts before making any rash decisions. The problem comes, of course, when no one truly knows how these particular magical artefacts work because they're in a different world from their own.