Which will do better long-term? CP6 is more popular and easier to find whereas Pokekyun is less popular but harder to find sealed on the secondary market? Hmmmm : r/PokeInvesting
Pokémon XY CP6 20th Anniversary Booster Pack 1st Edition (JP) - Play & Collect
Pokemon CP6 Booster Box 1st Edition for XY12 Evolutions - Box of 15 Packs for sale online | eBay
Pokemon Cp6 20th Anniversary Japanese Booster Pack Wrapper Opened (No cards) | eBay