magarena/release/Magarena/scripts/Woodland_Sleuth.groovy

[
    new MagicWhenComesIntoPlayTrigger() {
        @Override
        public MagicEvent executeTrigger(final MagicGame game,final MagicPermanent permanent, final MagicPayedCost payedCost) {
            return (game.getCreatureDiedThisTurn()) ?
                new MagicEvent(
                    permanent,
                    this,
                    "Return a creature card at random from your graveyard to your hand."
                ) :
                MagicEvent.NONE;
        }
        @Override
        public void executeEvent(final MagicGame game, final MagicEvent event) {
            final MagicPlayer player = event.getPlayer();
            final List<MagicCard> targets = game.filterCards(player,MagicTargetFilter.TARGET_CREATURE_CARD_FROM_GRAVEYARD);
            if (targets.size() > 0) {
                final MagicPermanent permanent = event.getPermanent();
                final MagicRandom rng = new MagicRandom(player.getGraveyard().getStateId());
                final int index = rng.nextInt(targets.size());
                final MagicCard card = targets.get(index);
                game.doAction(new MagicRemoveCardAction(card,MagicLocationType.Graveyard));
                game.doAction(new MagicMoveCardAction(card,MagicLocationType.Graveyard,MagicLocationType.OwnersHand));
            }
        }
    }
]