[
    new MagicWhenBecomesBlockedTrigger() {
        @Override
        public MagicEvent executeTrigger(final MagicGame game,final MagicPermanent permanent,final MagicPermanent blocked) {
            return (permanent == blocked) ?
                new MagicEvent(
                    permanent,
                    new MagicSimpleMayChoice(
                        MagicSimpleMayChoice.DRAW_CARDS,
                        1,
                        MagicSimpleMayChoice.DEFAULT_NONE
                    ),
                    this,
                    "PN may\$ draw three cards."
                ):
                MagicEvent.NONE;
        }
        @Override
        public void executeEvent(
                final MagicGame game,
                final MagicEvent event) {
            if (event.isYes()) {
                game.doAction(new MagicDrawAction(event.getPlayer(),3));
            }
        }
    }
]