this.color.setBlue(true);
this.power = new MageInt(2);
this.toughness = new MageInt(3);
// When Llawan, Cephalid Empress enters the battlefield, return all blue creatures your opponents control to their owners' hands.
this.addAbility(new EntersBattlefieldTriggeredAbility(new ReturnToHandFromBattlefieldAllEffect(filter), false));
// Your opponents can't cast blue creature spells.
this.addAbility(new SimpleStaticAbility(Zone.BATTLEFIELD, new LlawanCephalidRuleModifyingEffect()));
}