Mind Control Chip

Mind Control Chip is a small technology chip that takes control of a person's mind.

Overview
When activated, the person enters a short trace before being completely taking over and doing what the controller says. It was first used Jean-Michel Roger when he activated his King's Gambit plan on all of the Security to take over the City. Jean later decided to implant this chip into Yūya to place him under his control in preparations for his duel with Crow.

Those who are under control

 * Security
 * Sergey Volkov