variables with same value

private string name;
private int ID;
private static int nextID = 1;
private int score;

public void Test()
{
    Player player1 = new Player();
    player1.Register();
    player1.SetRandomInfo();
    Console.WriteLine(InfoToString(player1));

    Player player2 = new Player();
    player2.Register();
    player2.SetRandomInfo();
    Console.WriteLine(InfoToString(player2));
}

public void SetRandomInfo()
{
    Random randomGen = new Random();
    int random = randomGen.Next(100);
    name = "player" + random;
    random = randomGen.Next(20);
    score = random;
}