The game and its innovative, collecting, battling and trading mechanics spread like wildfire among kids of all ages, and a number of adults too
It's expensive, but has a big impact on the board right away, and offers a significant buff on later turns
Sorting your big mess into a smaller mess Im going to assume - and hope - all your cards are already facing the right way up and all front faces are facing you
A generally good option to start is to buy three copies of a strong Structure Deck

XY Single Pack Blister [Dragonite] Dragonite Collector's Pin 3 Pack Blister $309.00 Dragonite EX Box $263.13 Kanto Power Collection [Dragonite EX/Pidgeot EX] $497.94 Kanto Power Mini Tin [Dragonite] $36.03 Dragonite Dragons Tin $65.93 Checklane 2 Mini-Pack Blister [Dragonite] $24.99 Dragonite Dragons Tin (Walgreens Exclusive) $52.73 Dark Dragonite #5Holo Rare $229.63 Dark Dragonite #15Rare $91.07 Dark Dragonite - 15/109 (EX Team Rocket Returns) #15Holo Rare $165.39 Dark Dragonite (22) #22Rare $38.40 Dark Dragonite (5) #5Holo Rare $182.07 Dragonite #2Holo Rare $189.66 Dragonite #18Rare $17.65 Dragonite #5Holo Rare $31.29 Dragonite #83Holo Rare $21.78 Dragonite #96Holo Rare $4.12 Dewpider #48Common $0.14 Tapu Fini #53Rare $0.63 Cryogonal #46Common $0.28 Talonflame #32Rare $0.33 Sewaddle (7) #7Common $0.25 Camerupt #24Rare $0.24 Yanma #2Common $0.15 Magmar #21Common $0.21 Fletchinder #31Common $0.15 Snorunt #37Common $0.23

Use the 9 pocket page to protect, store, and display collectible trading cards like: baseball cards, basketball cards, football cards, Magic the Gathering, Pokemon, and others