im not sure but when ever i get a pack and the guy at the shop opens a new box i get good cards.why,just last weekend me and my frined got some new cards from HP the guy opened a box we all got 2 packs each me and my frineds got good packs i got a mew EX and a latias(not that good but still o.k) one of my frineds got a cradily and raichu and the other got a raichu as well and my little brother got 2 rayquazas both shiny and one reverse and they were all near the top.coincidence?!I think not!