Theros , while playing more into cultural tropes, still was closely tied to mythological stories that were decently well known by our audience (Icarus, Theseus, Medusa, etc.), although less so than the source material for Innistrad
The deck itself doesnt have a lot of power behind it, so some of the great engines dont work as well as they would in a better elves deck
We then worked with fluent Japanese speaker and FINAL FANTASY subject-matter expert Sawako Fukuchi and internal Wizards Mel Louie and Zack Franks to find those exact moments in the Japanese versions of each game to see if parity existed between each line
One counterpoint to that would be that the non-legal status cements this clearly as a thing meant for collectors alone, and that it can be safely ignored by most players as it wont force the average person to buy expensive packs just to get them
In theory, this should keep the price somewhat high, but $30 might be a bit of a stretch