Board.cs

using Godot;
using System.Collections.Generic;
using System;

public class Board
{
    // Declare member variables here. Examples:
    public List<CardSupport> Deck { get; set; }
    public List<CardSupport> HandCards { get; set; }
    public List<CardSupport> Graveyard { get; set; }
    public Dictionary<CardSupport, Position2D> CardsOnBoard { get; set; }
    public Board(List<CardSupport> Deck)
    {
        this.Deck = new List<CardSupport>();
        this.HandCards = new List<CardSupport>();
        this.Graveyard = new List<CardSupport>();
        this.CardsOnBoard = new Dictionary<CardSupport, Position2D>();
        this.Deck = Deck;
    }
}