[
    new MagicSpellCardEvent() {
        @Override
        public MagicEvent getEvent(final MagicCardOnStack cardOnStack,final MagicPayedCost payedCost) {
            return new MagicEvent(
                cardOnStack,
                new MagicBuybackChoice(
                    MagicTargetChoice.TARGET_OPPONENT,
                    MagicManaCost.create("{2}{B}{B}")
                ),
                this,
                "Target opponent\$ loses 2 life and PN gains 2 life. " + 
                "If the buyback cost was payed\$, return SN to its owner's hand as it resolves."
            );
        }

        @Override
        public void executeEvent(final MagicGame game, final MagicEvent event) {
            event.processTargetPlayer(game,new MagicPlayerAction() {
                public void doAction(final MagicPlayer player) {
                    game.doAction(new MagicChangeLifeAction(player,-2));
                    game.doAction(new MagicChangeLifeAction(event.getPlayer(),2));
                    if (event.isBuyback()) {
                        game.doAction(new MagicChangeCardDestinationAction(event.getCardOnStack(), MagicLocationType.OwnersHand));
                    } 
                }
            });
        }
    }
]