magarena/release/Magarena/scripts/Safe_Passage.groovy

[
    new MagicSpellCardEvent() {
        @Override
        public MagicEvent getEvent(final MagicCardOnStack cardOnStack,final MagicPayedCost payedCost) {
            return new MagicEvent(
                    cardOnStack,
                    this,
                    "Prevent all damage that would be dealt to you and creatures you control this turn.");
        }
        @Override
        public void executeEvent(
                final MagicGame game,
                final MagicEvent event) {
            game.doAction(new MagicChangePlayerStateAction(event.getPlayer(),MagicPlayerState.PreventAllDamage));
        }
    }
]