Абстрактная фабрика (Abstract Factory)

using System;

class Program
{
   static void Main(string[] args)
   {
        var elf = new Hero(new ElfFactory());
        Console.WriteLine("Эльф передвигается");
        elf.Run();
        Console.WriteLine("Эльф дерется");
        elf.Hit();

        var voin = new Hero(new VoinFactory());
        Console.WriteLine("Воин двигается");
        voin.Run();
        Console.WriteLine("Воин дерется");
        voin.Hit();

        Console.ReadLine();
   }
}

abstract class Weapon
{
    public abstract void Hit();
}

abstract class Movement
{
    public abstract void Move();
}

class Arbalet: Weapon
{
    public override void Hit()
    {
        Console.WriteLine("Стрьба из арбалета");
    }
}

class Sword: Weapon
{
    public override void Hit()
    {
        Console.WriteLine("Удара мечом");
    }
}

class FlyMovement: Movement
{
    public override void Move()
    {
        Console.WriteLine("Полет");
    }
}

class RunMovement: Movement
{
    public override void Move()
    {
        Console.WriteLine("Бег");
    }
}

abstract class HeroFactory
{
    abstract public Weapon CreateWeapon();
    abstract public Movement CreateMovement();
}

class ElfFactory: HeroFactory
{
    public override Weapon CreateWeapon()
    {
        return new Arbalet();
    }

    public override Movement CreateMovement()
    {
        return new FlyMovement();
    }
}

class VoinFactory: HeroFactory
{
    public override Weapon CreateWeapon()
    {
        return new Sword();
    }

    public override Movement CreateMovement()
    {
        return new RunMovement();
    }
}

class Hero
{
    private Weapon weapon;
    private Movement movement;

    public Hero(HeroFactory factory)
    {
        weapon = factory.CreateWeapon();
        movement = factory.CreateMovement();
    }

    public void Run()
    {
        movement.Move();
    }

    public void Hit()
    {
        weapon.Hit();
    }
}