Hydro-Man, Fluid Felon As a card that becomes a land and untaps itself, I put Hydro-Man, Fluid Felon on this list because I've been brain ninja-ed by blue players before and an untapped gives me trust issues
Caustic Bronco triggers on attack, not combat damage, which is really convenient
While modern card design has pushed more powerful artifacts into specific colors, the majority are still colorless, making them the most universally playable non-land cards in Commander
This means that Hex is slightly less expensive than Magic Online (by about 15%), while more expensive than Hearthstone or Eternal (although the advantage over Magic Online diminishes if you switch decks often thanks to the significantly worse spread for selling cards)
Something along the line of a scannable code on cards to verify authenticity would get the job done, but implementing the program would be costly, and it wouldn't help with all the cards that are currently in print (barring some sort of mass-exchange program, which would be even more prohibitively expensive)
One Piece cards are gaining a lot of attention and the value of the TCG has jumped over the last several months