public BoardZone(SabberStoneCore.Model.Zones.BoardZone boardZone)
        {
            var minions = new RepeatedField <Minion>();
            var span    = boardZone.GetSpan();

            for (int i = 0; i < span.Length; i++)
            {
                minions.Add(new Minion(span[i]));
            }

            minions_ = minions;
        }