For part of our card database, we support also getting listings (submissions) with pricing data on Ebay, Mercari, Rakuten, Rakuma and other marketplaces
Donald Duck Ghost Hunter has good stats for his cost
As Timothy Zaccagnino said when I asked for his opinion about this topic, I think the onus is partly on the player to say to themselves that they don't need everything that comes out, and I find it interesting and exciting that people can play cards against me in 2023 that I'd never seen before
The answer I came up with was flavor
Previously Banned/Restricted Cards in Common Formats I'm not aware of any official list specifically composed for this purpose, but there are other sources that more or less specific for this purpose will help with the search: Scryfall (a third-party card search engine) added a custom search tag for Spike-tutorable cards
For this list, were not going to look at lands that primarily tap for a set amount of mana so no Triomes, and no dual-type lands like Shocklands