private boolean getsBonus(Card c) {
            CardList list = AllZoneUtil.getPlayerCardsInPlay(c.getController());
            list = list.filter(new CardListFilter() {
                public boolean addCard(Card c) {
                    return c.getName().equals("Guan Yu, Sainted Warrior")
                            || c.getName().equals("Zhang Fei, Fierce Warrior");
                }
            });

            return list.size() > 0;
        }