█▓▓▓▓▓▓▓▓▓▓▓▓██░░░░░░░██▓▓▓▓▓▓▓▓▓░░▓▓█ The best instance, while not common "participant to participant" RMT I think is Magic the Collecting Online, an true card activity that has a virtually 1:one online Edition. You still need to invest in booster packs to receive playing cards, you can nevertheless trade playing cards in between eachother https://gemstonero.com