[
   new MagicWhenOtherDiesTrigger() {
        @Override
        public MagicEvent executeTrigger(final MagicGame game,final MagicPermanent permanent,final MagicPermanent otherPermanent) {
            return (otherPermanent.isEnemy(permanent) &&
                    otherPermanent.isCreature()) ?
                new MagicEvent(
                    permanent,
                    new MagicMayChoice(
                        new MagicPayManaCostChoice(MagicManaCost.create("{1}{B}"))
                    ),
                    otherPermanent.getCard(),
                    this,
                    "You may\$ pay {1}{B}\$. If you do, return RN to the battlefield under your control. " +
                    "If it's a creature, it's a Zombie in addition to its other creature types."
                ):
                MagicEvent.NONE;
        }
        @Override
        public void executeEvent(final MagicGame game, final MagicEvent event) {
            if (event.isYes()) {
                game.doAction(new MagicReanimateAction(event.getRefCard(), event.getPlayer(), [MagicPlayMod.ZOMBIE]));
            }
        }
    },
    new MagicPermanentActivation(
        new MagicActivationHints(MagicTiming.Pump,true),
        "Regen"
    ) {

        @Override
        public Iterable<MagicEvent> getCostEvent(final MagicPermanent source) {
            return [new MagicPayManaCostEvent(source,"{1}{B}")];
        }

        @Override
        public MagicEvent getPermanentEvent(final MagicPermanent source,final MagicPayedCost payedCost) {
            return new MagicEvent(
                source,
                MagicTargetChoice.POS_TARGET_ZOMBIE,
                MagicRegenerateTargetPicker.getInstance(),
                this,
                "Regenerate target Zombie\$."
            );
        }

        @Override
        public void executeEvent(final MagicGame game, final MagicEvent event) {
            event.processTargetPermanent(game,new MagicPermanentAction() {
                public void doAction(final MagicPermanent creature) {
                    game.doAction(new MagicRegenerateAction(creature));
                }
            });
        }
    }
]