[
    new MagicSpellCardEvent() {
        @Override
        public MagicEvent getEvent(final MagicCardOnStack cardOnStack,final MagicPayedCost payedCost) {
            return new MagicEvent(
                    cardOnStack,
                    this,
                    "Destroy all creatures.");
        }
        @Override
        public void executeEvent(
                final MagicGame game,
                final MagicEvent event) {
            final Collection<MagicPermanent> targets=
                game.filterPermanents(event.getPlayer(),MagicTargetFilter.TARGET_CREATURE);
            game.doAction(new MagicDestroyAction(targets));
        }
    }
]