Method updateLastStateForCard

forge-game/src/main/java/forge/game/Game.java:245–260

(Card c)

    }

    public void updateLastStateForCard(Card c) {
        if (c == null || c.getZone() == null) {
            return;
        }

        ZoneType zone = c.getZone().getZoneType();
        CardCollection lookup = zone.equals(ZoneType.Battlefield) ? lastStateBattlefield
                : zone.equals(ZoneType.Graveyard) ? lastStateGraveyard
                : null;

        if (lookup != null) {
            lastStateBattlefield.remove(c);
            lastStateGraveyard.remove(c);
            lookup.add(CardCopyService.getLKICopy(c));
        }
    }

    private final GameEntityCache<Player, PlayerView> playerCache = new GameEntityCache<>();
    public Player getPlayer(PlayerView playerView) {