Comes with a $5 gift voucher on your next purchase :)
Does not apply to MAP (minimum advertised pricing) products. 
 
Hearts Assembly is a novelty visual effect. The three pips on the Three of Hearts assemble to a triangle shape, then they change into a big heart, the whole card also changes into an Ace of Hearts.

Advantages:
Very visual but practical.
Easy to do. No difficult sleight of hand needed.