So to put it together: the Card-E series of Pokmon TCG cards utilized cards with Olympus Dot Code format printed on it to encode information, programs, etc, which can then be read using Nintendos e-Reader add-on device (and a Game Boy Advance console) and executed on screen
This page lists all 360 cards including main set cards and higher-rarity cards such as SR, SAR, AR, UR, SSR
These are the top 10 Demons I'd consider, not just for a Demon deck, but for any deck running their colors if I'm looking to make my deck stronger
Card Name Mana Cost Type Creature Tiefling Shaman Rarity Common rules Text Flash Cone of Cold - When this creature enters, choose target creature an opponent controls, then roll a d20.1-9 | Tap that creature.10-20 | Tap that creature
They can be found in Draft, Set, and Collector Boosters in both foil and non-foil