Gnome, Goblin and Mechagnome hunters automatically know how to tame Mechanicals. Hunters of other races must acquire the skill from a Mecha-Bond Imprint Matrix, crafted by Engineers who have at least 1 skill point in Legion Engineering.
Retains its original name after taming. Retains its electrical effects after taming. The Malfunctioning Beastbot appears occasionally in the south-west corner of Bondo's Yard. It must be activated before it can be tamed, which requires a Beastbot Powerpack, which you can manufacture at Pascal-K1N6. The recipe for this item is granted for free as part of the area progression at Rustbolt.
Level scaling: Most NPCs will scale with the Hunter's level, within the constraints of their level range. Hunters can tame regular NPCs up to 2 levels higher than them, but can only tame elite NPCs of the hunter's level or below.