USURPER

Power grabber

• Coup leader

• Coup participant, e.g.

• One in a coup group

• One in a coup, e.g.

• One taking something forcibly

• One who expropriates

• One who seizes power

• One who takes over by force

• Successful rebel

• Takeover artist

• Throne grabber

• One who wrongfully or illegally seizes and holds the place of another