Price bulk Pokmon cards by sorting them into organized lots by set, rarity tier, or type, then use TCGPlayer or eBay market data to calculate a per-card average for the lot
Also, see the following video by Cimoooooooo for another great overview
Back in the beginning Pikachu was a bit on the thick side
It is therefore baffling to me that Target wants to maintain limits on Magic cards, or any cards (besides perhaps Pokmon cards)
Magic has some great examples of cards made memorable by a great line of flavor text

Deck 2: Kamishiro Ryoga (Shark/Nash) Style WATER Xyz Summon Deck 3 Buzzsaw Shark 3 Lantern Shark 2 Right-Hand Shark 1 Left-Hand Shark 1 Xyz Remora 1 Lifeless Leaffish 3 Beautunaful Princess 1 Rank-Up-Magic The Seventh OPne 1 Rank-Up-Magic Quick Chaos 1 Xyz Import 2 Generation Force 3 White Mirror 2 Fury of Kairyu-Shin 2 One for One 1 Foolish Burial 2 Foolish Burial Goods 2 Forbidden Droplet 1 Twin Twisters 1 Xyz Block 2 Xyz Revive Splash 2 Torrential Tribute 1 CXyz Barian Hope 1 Full Armored Crystalzero Lancer 1 Number C73: Abyss Supra Splash 2 Number C101: Silent Honor DARK 1 Number 73: Abyss Splash 1 Vailant Shark Lancer 2 Number 101: Silent Honor ARK 1 Bahamut Shark 1 Number 37: Hope Woven Dragon Spider Shark 1 Full Armored Black Ray Lancer 1 Number 71: Rebarian Shark 1 Number 47: Nightmare Shark 1 Negalogia AA-Zeus Summary Notes: Buzzsaw Shark is an unusually strong monster, so Special Summon it with Beautunaful Princess, who can be Special Summoned with One for One Right-Hand Shark can add Left-Hand Shark, which can be sent to the GY with cards like Twin Twisters and Forbidden Droplet
