How to use

setText

method

in

mage.abilities.effects.common.continuous.CreaturesCantGetOrHaveAbilityEffect

public CreaturesCantGetOrHaveAbilityEffect(Ability ability, Duration duration, FilterCreaturePermanent filter) {
  super(duration, Outcome.Detriment);
  this.ability = ability;
  this.filter = filter;
  setText();
}