magarena/release/Magarena/scripts/Rage_Nimbus.groovy

[
    new MagicPermanentActivation(
        new MagicActivationHints(MagicTiming.MustAttack),
        "Attacks"
    ) {

        @Override
        public MagicEvent[] getCostEvent(final MagicPermanent source) {
            return [new MagicPayManaCostEvent(source,"{1}{R}")];
        }

        @Override
        public MagicEvent getPermanentEvent(final MagicPermanent source,final MagicPayedCost payedCost) {
            return new MagicEvent(
                source,
                MagicTargetChoice.NEG_TARGET_CREATURE,
                MagicMustAttackTargetPicker.create(),
                this,
                "Target creature\$ attacks this turn if able."
            );
        }

        @Override
        public void executeEvent(final MagicGame game, final MagicEvent event) {
            event.processTargetPermanent(game,new MagicPermanentAction() {
                public void doAction(final MagicPermanent creature) {
                    game.doAction(new MagicSetAbilityAction(creature,MagicAbility.AttacksEachTurnIfAble));
                }
            });
        }
    }
]