Is the Japanese Cp6 set worth holding? : r PokeInvesting Expansion Pack 20th Anniversary Booster Box (1st Edition) CP6: Expansion Pack 20th Anniversary Pokemon Japan TCGplayer.com Booster Pack Prices Pokemon Japanese 20th Anniversary Pokemon Cards Japanese Pokemon XY CP6 Expansion Pack 20th Anniversary Booster Box Japanese Pokemon Products Japanese Pokemon Boosters Collector's Cache LLC Pokemon Card Game Paradise Dragona Booster Pack (Japanese) 3 Packs 15 Cards Total : Target Kanto The 1st Edition Team Rocket Booster Box introduced "Dark Pokemon" with artwork that showcased moodier, rebellious designs. Additionally, the Dark Raichu is considered the first "secret rare" before they were