ActorViewModel.cs

    internal class ActorViewModel
    {
        private readonly Actors.Actor _actor;

        public ActorViewModel(Actors.Actor actor)
        {
            _actor = actor;
        }

        // Subtract 1 since my data's indexes start at 1 instead of 0
        public int PosX => (_actor.Pos.X - 1) * 10;
        public int PosY => (_actor.Pos.Y - 1) * 10;

        public string Text => Actors.getChar(_actor).ToString();

        public string ImagePath
        {
            get
            {
                if (_actor.ActorKind.Equals(Actors.ActorKind.Acorn))
                {
                    return "Acorn.png";
                }

                if (_actor.ActorKind.Equals(Actors.ActorKind.Doggo))
                {
                    return "Doggo.png";
                }

                if (_actor.ActorKind.Equals(Actors.ActorKind.Rabbit))
                {
                    return "Rabbit.png";
                }

                if (_actor.ActorKind.Equals(Actors.ActorKind.Tree))
                {
                    return "Tree.png";
                }

                if (_actor.ActorKind.Equals(Actors.ActorKind.NewSquirrel(true)))
                {
                    return "SquirrelAcorn.png";
                }

                if (_actor.ActorKind.Equals(Actors.ActorKind.NewSquirrel(false)))
                {
                    return "Squirrel.png";
                }

                return null;
            }
        }
    }

MainViewModel.cs

        private readonly ObservableCollection<ActorViewModel> _actors = new ObservableCollection<ActorViewModel>();

        public Simulator.GameState State
        {
            get => _state;
            set
            {
                _state = value;

                _actors.Clear();
                foreach (var actor in _state.World.Actors.Where(a => a.IsActive))
                {
                    _actors.Add(new ActorViewModel(actor));
                }

                OnPropertyChanged(nameof(GameStatusBrush));
                OnPropertyChanged(nameof(GameStatusText));
                OnPropertyChanged(nameof(TurnsLeftText));
            }
        }