using System;

using System.Collections.Generic;

​

public class Character { public string Name { get; init;} }

public class Hero : Character {}

public class Creature : Character {}

​

public interface IActorController<out T> where T : Character {

    public void ShowActorName();

}

public abstract class ActorController<T> : IActorController<T> where T : Character

{

    public T Actor { get; init; }       

    public virtual void ShowActorName() {

      Console.WriteLine(Actor.Name);

    }

}

public class HeroController : ActorController<Hero> {

    public override void ShowActorName() {

      Console.WriteLine("The hero name is " + Actor.Name);

    }

}

public class CreatureController : ActorController<Creature> {}

​

public class Zone

{

    public static List<IActorController<Character>> ActorControllers = new();

}

​

public class Program

{

    public static void Main()

    {

        var heroController = new HeroController() { Actor = new Hero() { Name = "Mr. Foo Hero" } };

        var creatureController = new CreatureController() { Actor = new Creature() { Name = "Mr. Bar Creature" } };

​

        Zone.ActorControllers.Add(heroController);

        Zone.ActorControllers.Add(creatureController);

        foreach(var actorController in Zone.ActorControllers) {

            actorController.ShowActorName();

        }

    }

}