Goldeen is next at $5, followed by Primarina at $4 and Dhelmise at $4
That is until it got very out of control
CK has been in the Magic business for years

Synthoids Abdel Adrian, Gorion's Ward Ad Nauseam Adaptive Sporesinger Adventurer's Airship Aerial Formation Aetherborn Marauder Aetherflux Conduit Aethersphere Harvester Aetherwing, Golden-Scale Flagship Agadeem's Awakening Agent Frank Horrigan Air Response Unit Ajani's Presence Ajani, Outland Chaperone Alacrian Jaguar Amethyst Dragon Amethyst Dragon Aminatou, Veil Piercer Ancestral Knowledge Ancient Brass Dragon Angel of Salvation Angelic Aberration Another Round Ao, the Dawn Sky Apex Hawks Apocalypse Runner Appa, Steadfast Guardian April O'Neil, Kunoichi Trainee Aradara Express Arc Lightning Arc Mage Arcane Bombardment Arco-Flagellant Ardenn, Intrepid Archaeologist Armed and Armored Armory Automaton Arrow Volley Trap Arsenal Thresher Artisan's Sorrow Atlantis Attacks Atomize Atraxa, Praetors' Voice Augury Owl Augusta, Dean of Order Aurelia's Fury Aurora Awakener Autarch Mammoth Automatic Librarian Avacyn's Judgment Avatar of Hope Awaken the Blood Avatar Ayesha Tanaka, Armorer Balamb Garden, Airborne Ballista Charger Baron Helmut Zemo Barrel Down Sokenzan Batroc the Leaper Battalion Foot Soldier Battle for Bretagard Battlefield Improvisation Beast Mode Beatrix, Loyal General Berserker's Frenzy Bespoke Battlewagon Bessie, the Doctor's Roadster Better Than One Biblioplex Kraken Big Wheel Bilbo, Birthday Celebrant Bioshift Black Mana Battery

We also saw Cid, a recurring character who's become something of a running joke in the series
Pokmon V-UNION, formed of four separate cards depicting a group of Pokmon that have a greater number of attacks and also reward three prize cards when knocked out