// At the beginning of each player's draw step, that player draws an additional card.
Effect effect = new DrawCardTargetEffect(1);
effect.setText("that player draws an additional card");
this.addAbility(new BeginningOfDrawTriggeredAbility(effect , TargetController.ANY, false));
// Whenever an opponent draws a card, Nekusar, the Mindrazer deals 1 damage to that player.
this.addAbility(new DrawCardOpponentTriggeredAbility(new DamageTargetEffect(1, true, "him or her"), false, true));
}