This guide explains that structure properly: what people actually mean by a Pokemon card distributor, why how do I become one is the wrong question for Japanese product, what the real supplier landscape looks like, what a good supplier relationship gives you, and how to vet any supplier before your first wire

Sort Card Type Tangrowth #10Holo Rare $4.00 Tangrowth #10Holo Rare $5.62 Tangrowth #29Rare $1.11 Tangrowth #34Rare $0.66 Tangrowth #6Holo Rare $2.93 Tangrowth #2Rare $0.36 Tangrowth #5Rare $0.35 Tangrowth #2Uncommon $0.14 Tangrowth #8Rare $0.22 Tangrowth #2Rare $0.32 Tangrowth #17Rare $0.44 Tangrowth #6Uncommon $0.11 Tangrowth #5Rare $0.31 Tangrowth #2Common $0.13 Tangrowth #7Uncommon $0.11 Tangrowth #2Common $0.12 Tangrowth #5Uncommon $0.18 Tangrowth #3Uncommon $0.25 Tangrowth #6Uncommon $0.15 Tangrowth #2Uncommon $0.96 Tangrowth #5Uncommon Tangrowth #2Uncommon $2.50 Tangrowth #2Uncommon $5.01 Tangrowth - 10/99 (DPPt Arceus) #10Rare $0.75 Tangrowth - 34/95 (Call of Legends) #34Holo Rare $3.60 Tangrowth Lv.X #99Ultra Rare $37.81 Tangrowth Lv.X #99Ultra Rare $37.81 Tangrowth #10Holo Rare $5.62 Tangrowth #2Uncommon $5.01 Tangrowth #10Holo Rare $4.00 Tangrowth - 34/95 (Call of Legends) #34Holo Rare $3.60 Tangrowth #6Holo Rare $2.93 Tangrowth #2Uncommon $2.50 Tangrowth #29Rare $1.11 Tangrowth #2Uncommon $0.96 Tangrowth - 10/99 (DPPt Arceus) #10Rare $0.75

You wouldn't necessarily know that from the first step of your gameplan though: you begin by amassing a token army
Effect on Limited Some cards are designed for Limited
Yeah, theres still a bit of guess work left, such as with the Weakness and Retreat Cost and the Pokmon 25 logo but still, there is a LOT removed from just mixing those cards together, and whats left is damn near trivial to remove