I just got a GBA e-reader after realizing I have a bunch of Pokémon cards I could scan with one. (They are only around $20 on eBay, from what I've seen.) :
Pokémon Trading Card Game Rules Recap for Returning Players | TCGplayer Infinite
Amazon.com: Nintendo e-Reader - Card Reader for Game Boy Advance : Video Games
The Nintendo e-Reader | Nintendo Facts - YouTube
Amazon.com: Indigo Game Boy Advance with e-Reader Bundle : Video Games
Any suggestions for this E-Reader Water TCG Deck? - Pokemon Rate My Team