magarena/release/Magarena/scripts/Goblin_King.groovy

[
    new MagicStatic(
        MagicLayer.Ability, 
        MagicTargetFilter.TARGET_GOBLIN_YOU_CONTROL) {
        @Override
        public void modAbilityFlags(final MagicPermanent source,final MagicPermanent permanent,final Set<MagicAbility> flags) {
            flags.add(MagicAbility.Mountainwalk);
        }
        @Override
        public boolean condition(final MagicGame game,final MagicPermanent source,final MagicPermanent target) {
            return source != target;
        }
    },
    new MagicStatic(
        MagicLayer.ModPT, 
        MagicTargetFilter.TARGET_GOBLIN_YOU_CONTROL) {
        @Override
        public void modPowerToughness(final MagicPermanent source,final MagicPermanent permanent,final MagicPowerToughness pt) {
            pt.add(1,1);
        }
        @Override
        public boolean condition(final MagicGame game,final MagicPermanent source,final MagicPermanent target) {
            return source != target;
        }
    }
]