The Gift of Theft

{w}{u}: Put a +1/+1 counter on target creature an opponent controls: That opponent draws a card.
{2}{u}{b}: Remove a +1/+1 counter from target creature: That creature's controller discards two cards and you draw a card. Activate this ability only when you could cast a Sorcery.
House Wimaw keeps it's true treasures safe by leaving piles of cursed gold for would-be theives to snatch. Few keep their sanity for long.