// As Hooded Hydra is turned face up, put five +1/+1 counters on it.
Effect effect = new AddCountersSourceEffect(CounterType.P1P1.createInstance(5));
effect.setText("put five +1/+1 counters on it");
// TODO: Does not work because the ability is still removed from permanent while the effect checks if the ability still exists.
Ability ability = new SimpleStaticAbility(Zone.BATTLEFIELD, new AsTurnedFaceUpEffect(effect, false));
ability.setWorksFaceDown(true);
this.addAbility(ability);
}