Someone who is "Pulling the strings". In esscence, someone controlling what goes on beneath them.

the thing that you don’t have when you’re phones percentage is over 20

Noun. Mostly used under political connotations, but can be applied elsewhere.

Definition: A person who uses their actions or words to control someone or something of a lesser will, also known as pulling the strings of someone or something. Often a puppet master uses actions in addition to thoughtfully assembled words (with a commanding or guilt-inducing voice inflection) as his or her weapon. Puppet masters use their victims to acquire things, such as sex, money, anything of monetary value, and emotional holds over others (their puppets). Often occurs (but is not limited to) in close relationships such as intimate romantic relationships, parent-child relationships, and employer-employee relationships. A puppet master's interactions with their victim/s is almost always beneficial for the one pulling the strings.

A puppetmaster is someone who controls puppets, or tools.

Someone who is the true master in the master/slave relationship.

A person who is in control of one's self and indirectly controls the outcome of a situation despite being attacked verbally or physically by another.

Coined by trainer Frank Matrisciano when teaching pro athletes and other stars undergoing mental and physical training

Jamming your arm up someone's ass (up to the elbow) until you can control their movement.