The Crown of the Tyrant

Equipped creature gains menace and hexproof.
Equip {2}{u}

Overlord's Authority - {5}{u}{b}{r} Gain control of target creature an opponent controls. This ability costs {x} less to activate where X is the number of legendary artifacts equipped to legendary creatures you control.
• This ability can only be activated while The Crown of the Tyrant is equipped to a legendary creature.