Yes, selling fake Pokmon packs is illegal
From the Duel Monsters anime onwards, characters use cards which resemble their TCG / OCG counterparts, though some effects differ between the two media, with some cards created exclusively for one of them
Apparently these are 9 Different deck sleeves (all 9 Generations) of the Pokemon that are featured on their respective Start Deck Generations decks and will cost 889 yen total per deck sleeve set
From creatures to new card advantage tools, the deck as we previously knew has been revamped, and as such, we need to go over each of its core cards to understand better their role in the deck

All Printings 13 Secret Lair Drop#12982023rareTheros Beyond Death#1212020uncommonMagic Online Promos#359702014rareSalvat 2011#862011rareDuels of the Planeswalkers#352010rareMagic 2010#1152009rareTenth Edition#1842007rareTwo-Headed Giant Tournament#12005rareNinth Edition#1672005rareNinth Edition#1672005rareEighth Edition#1682003rareEighth Edition#1682003rareLegends#1241994uncommon Format Legality 15 Tlrlegal Duellegal Brawllegal Pennylegal Predhlegal Futurenot legal Legacylegal Modernlegal Paupernot legal Alchemynot legal Pioneerlegal Vintagelegal Historiclegal Standardnot legal Timelesslegal Commanderlegal Gladiatorlegal Old Schoolnot legal Premodernnot legal Oathbreakerlegal Standard Brawlnot legal Pauper Commandernot legal Competitivebrawllegal Cards Similar to Underworld Dreams Similar cards cannot be shown at this time
You cant complain away the PSA premium (not saying youre doing that), you either believe in it and buy it or you dont and you dont buy it