In January, Tolarian Community College caused the joke card Booster Tutor to skyrocket, while a few weeks ago The Command Zone generated a 900% spike for a Reserved List card, practically overnight - Incidentally, this was also one of the few times I've personally specced on a spike (now to leave the cards in a drawer forever and forget about them as they slowly depreciate in value)
Promo Info booster NEW EVOLUTION [BT-01] CLOSECLOSE BT1-108 C Option Horn Buster Color Green Form - Attribute - Type - DP - Cost 1 Digivolve Cost 1 - Digivolve Cost 2 - Upper Text [Main] 1 of your Digimon gets +3000 DP for the turn
That title belongs to his Guardian monsters
Examples often found under $100: Modern character rares (Eeveelutions, Pikachu) from popular sets Niche promos and regional releases not blue-chip grails, but very liquid for rotating inventory Tier 2: $100$300 Starter Blue-Chips Eevee evolutions from beloved sets Fan-favorite alt arts with compelling art direction Popular trainer cards with steady demand strong collector bases help offset pop growth Tier 3: $300$1,000 Mid-Tier Anchors Popular Charizard/Venusaur/Blastoise reprints in PSA 10 Special promos tied to events or anniversaries Low-pop full arts from mid-2010s sets prioritize character permanence and set relevance
Card prices are up 190.6% all time, up 2.9% over 30 days, and up 27.9% year-to-date