AIPlayers.AIPlayer.GetValidCards C# (CSharp) Method

        private IList<Card> GetValidCards()
        {
            IList<Card> validCards = new List<Card>();
            foreach ( Card card in this.Cards )
            {
                if ( _playingManager.IsValid( this, card ) )
                {
                    validCards.Add( card );
                }
            }

            return validCards;
        }