Heart of Universe scepter

A device of great power originally own by guardians knights the artifact later became known as the Staff of Merlin. The Staff was a device created long ago, The Staff can be bonded to a particular being, and so at that point could only be used by that person, or someone of that bloodline. The Staff possess a myriad of other abilities, giving its user the ability to wield advanced science beyond the comprehension of "primitive" beings. Befitting an artifact of Cybertronian origin, it is capable of mass-shifting to accommodate its wielders and disguise its true appearance.