[
    new MagicStatic(
        MagicLayer.Ability, 
        MagicTargetFilter.TARGET_CREATURE_YOU_CONTROL) {
        @Override
        public void modAbilityFlags(final MagicPermanent source,final MagicPermanent permanent,final Set<MagicAbility> flags) {
            flags.add(MagicAbility.Hexproof);
        }
    },
    new MagicPermanentActivation(
        [MagicConditionFactory.ManaCost("{1}{G}")],
        new MagicActivationHints(MagicTiming.Pump,true),
        "Regen"
    ) {

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

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

        @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));
                }
            });
        }
    }
]