KeyPressEventHandler() создает исключение

System.ArgumentException: "Delegate to an instance method cannot have null 'this'."

namespace RFDW
{
    public partial class GameForm : Form
    {
        public GameForm()
        {
            InitializeComponent();

            Player player = (Player)Game.sbj[0, Game.player_id];
            label1.Location = new Point(1, 15);
            Map.Build();

            this.KeyPress += player.Move; // исключение System.ArgumentException: "Delegate to an instance method cannot have null 'this'."

            label1.Text = Map.Render();
        }
    }
}

namespace RFDW
{
    class Player : Creature
    {
        //settings
        public new string name = "Player";
        public new string art = "☺";

        public int stamina = 10/10;
        public new int speed = 5;

        public void Move(Object sender, KeyPressEventArgs e)
        {
            // Collision
            Collision(1);     

            // Movement
            if (e.KeyChar == 'd' && !right_col) ++x; // Right
            if (e.KeyChar == 'a' && !left_col) --x; // Left
            if (e.KeyChar == 's' && !down_col) ++y; // Down
            if (e.KeyChar == 'w' && !up_col) --y; //Up

            if (stamina < 1) stamina +=1 / 10;
            
        }
        public Player(int x, int y) : base(x, y)
        {
            this.x = x;
            this.y = y;
        }
    }
}

Пожалуйста помогите.