this.color.setBlack(true);
this.color.setWhite(true);
// When Sin Collector enters the battlefield, target opponent reveals his or her hand. You choose an instant or sorcery card from it and exile that card.
Ability ability = new EntersBattlefieldTriggeredAbility(new ExileCardYouChooseTargetOpponentEffect(new FilterInstantOrSorceryCard("an instant or sorcery card")));
ability.addTarget(new TargetOpponent());
this.addAbility(ability);
}