are basic pokemon cards rare TCG Pocket Mythical Island: 9 Rarest You'd Be Lucky to Pull Rarity: A Guide to Pokémon

This trope is proven in episode 110

BT9-083 SR Digimon Lv.7 Alternative Art Omnimon: Merciful Mode Color White Cost 15 DP 15000 Digivolve Cost 1 RedBlueYellowGreen 6 from Lv.6 Form Mega Attribute Vaccine Type Holy Warrior Card Text 1 [Special Digivolution Condition] [Digivolve] 3 if name contains [Omnimon] [Effect] [When Digivolving] For each card with [Mega] in their traits in this Digimons digivolution cards, delete 1 of your opponents Digimon

You can either run an extra land or an extra spell, and either raise or lower your mana ratio slightly

Its so popular that each of its first three sets sold out quickly, and some are now invitation-only on Amazon