Its definitely worth bearing in mind that these cards are also an awful lot cheaper than the official versions so, if you dont mind the fact that they arent original cards (as well as being able to deal with the fact that quality may be inconsistent depending on the card and its seller), its certainly a lot more cost effective to buy the far more common, unofficial metal cards!
The Heartbeat of Legend, Mugen Xorn, Bomb Fire Walker, MutinyCrash, Sword & Shield, Sun & Moon, Enhanced Expansion Pack, C, U, R, RR, RRR, TR, SR, UR, HR, PR, AR, Pokka PSA10 classic classic mimosa Pikachu, Tapu Koko, Dedennegx , Zacianv, Arceus & Dialga & PalkiaGX, CharizardGX, Reshiram & CharizardGX Pikachu in a Poncho Mario Celebi, Jirachi, Zamazenta, Zacian, Rayquaza, Raikou, Oranguru Professor's Research (Professor Magnolia), Marnie, Boss's Orders (Giovanni), Lillie, Acerola, Guzma, Boss's Orders, Onion, Poplar, Adult Woman, Rose, Nez, Saito, Dande
These cards usually feature powerful Pokmon or exclusive game mechanics
Early metas over-index on cards that keep you alive long enough to see your top end
Cards were sold in randomly distributed packets of eight or five cards