Black King, Dark Wizard Chess Piece of Harry Potter

the most important chess piece, of which each player has one, which the opponent has to checkmate in order to win. The king can move in any direction, including diagonally, to any adjacent square that is not attacked by an opponent #39;s piece or pawn. The king can move in any direction, one square at a time. A king cannot move to a square that is under attack by the opponent.