who we are and all that we're trying to be
Truthfully, either shackles or mobile cage would do, though the latter might have been a feasible option just based on the parameters and possibilities of LongNight’s reign (like the fire; no intention of letting them meet their demise during such an onslaught). “Easier to move if necessary.” Under their precision and control, not so much potential dragging and struggles (because there’d been days where he was locked in chains, gave every ounce of fight, challenge, and sedition that he could). He wouldn’t put it past anyone, especially after Roana’s managed escape, to find a way out of bindings, but they could at least try to make it more difficult, and not an opportunity for the rest of them to be put in treachery’s path.
It takes dying to know
How to live as ghosts