Ultra Clean Ace Assembly by Paul Gordon (Gimmick and Online Instructions) - Trick
Hamman's Final Aces on Speed! It's quick, direct and darned right astonishing. VERY easy, too. And, top-quality AGED cards add a nice touch!
Your spectators can clearly see that each pile comprises an Ace plus three indifferent cards. Nevertheless, all the Aces magically travel over to a single pile!