May be put on any minion if the controller changes. If the new controller has no minions, it is burned.
Locquipments
16 cards
Rulings
An action targeting it (eg. Conceal) is directed at the Methuselah controlling it, not the minion it is on. "
Is an equipment while in hand, library or ash heap, both equipment and location when played (eg. for cost-related effects), and just a location while in play.