As a special thank you, players will receive an enamel pin depicting Merlin G.G's Gilded Lotus while supplies last
600-1600s Its unclear when and where playing cards were invented, but they were popularized in China more than a thousand years ago
For an idea of the kind of figures these cards fetch at auction, see my article on the most valuable First Edition Pokmon Cards .
If you really want to lean into the mill plan, Rings of Brighthearth will copy Persistent Petitioners ability for a small mana investment every time
Getting a land every turn you attack provides a gradual, powerful source of mana ramp that pairs nicely with big monsters
Edit: Tyranids brings up a good thought - Ancient Mew or another iconic vintage card would be a great addition, you can tell him the story behind it and introduce him to the boomer side of collecting