Ace from 500 Years in the Future [OP-07], and Yamato from Kingdoms of Intrigue [OP-04] set things up by allowing the player to get high-cost Character cards ready
However, a key advantage Fusion Summoning has over Synchro, Xyz, and Link Summoning is that monsters in the player's hand can be used as Fusion Materials, thus removing the need to spend more resources summoning those materials in most cases
The sets and packs sold through the MTGA client by WotC are digital commodities and, short of limited-time offers, there can be an infinite number sold, so supply and demand dont really factor in as much
Disney Lorcana is the companys anwer to Magic the Gathering and the Pokmon Trading Card Game
The same is true of Shichifukujin Dragon
tick the completed/sold listings box on eBay and again if they've sold a disproportionate amount of Pikachu and perhaps the other Kanto starters but nothing else this should again point to something being wrong