foundations play booster box magic the gathering boxes MTG: Foundations Play Booster Pack (available in store only) Construct a deck out of your favorite color combinations Foundations Play Boosters – Mox

That's basically free when comparing it to other cards of a similar kind

You can get a standard Venusaur card for a few grand, and the same goes for Aritas autograph

It depends entirely on the card, print, and condition

It's since become an Ascended Meme with the Nouvelles, a Ritual archetype that uses "Recipe" Ritual Spells and uses "Hungry Burger" as one of its boss monsters

And as mentioned by @muk above, most of these Full Art Secret Rares of the SM and SwSh era arent just released once, but in two or even three different versions of the same mediocre artwork: regular

Any more information would be greatly appreciated (number of participants, etc.)