Queenmaker

Example:The king's manipulator orchestrated a complex plot to overthrow the current royal council.

Definition:a person who skillfully manages and takes advantage of others for personal advantage

Example:The senator was accused of being an influence peddler, using confidential information to sway public opinion.

Definition:a person who gains and exploits access to power and resources by using their influence

Example:The powerbroker was behind the recent coalition that brought stability to the politically divided country.

Definition:a person who can exert great influence over others and is able to exert that influence effectively