magarena/release/Magarena/scripts/Aura_Shards.groovy

[
    new MagicWhenOtherComesIntoPlayTrigger() {
        @Override
        public MagicEvent executeTrigger(final MagicGame game,final MagicPermanent permanent,final MagicPermanent otherPermanent) {
            return (otherPermanent.isCreature() &&
                    otherPermanent.isFriend(permanent)) ?
                new MagicEvent(
                    permanent,
                    new MagicMayChoice(
                        MagicTargetChoice.NEG_TARGET_ARTIFACT_OR_ENCHANTMENT
                    ),
                    MagicDestroyTargetPicker.Destroy,
                    this,
                    "PN may\$ destroy target artifact or enchantment\$."
                ):
                MagicEvent.NONE;
        }

        @Override
        public void executeEvent(final MagicGame game, final MagicEvent event) {
            if (event.isYes()) {
                event.processTargetPermanent(game,new MagicPermanentAction() {
                    public void doAction(final MagicPermanent permanent) {
                        game.doAction(new MagicDestroyAction(permanent));
                    }
                });
            }
        }
    }
]