Topic: Double sided ELD tokens, Persistent Petitioners legality, other fixes
* removed non-existent Prerelease versions of the Throne of Eldraine extended sequence cards (#304-332)
* added Jace and Chandra japanese alternate art printings to Duel Decks: Jace vs. Chandra
* added double sided ELD food tokens: https://deckbox.org/editions/549-extras
uble-sided
* Beatdown Box Set images now correctly show white borders instead of black (shift-refresh might be necessary)
* same issue fixed for battle royale box set Cackling Fiend, Scaled Wurm, Syphon Soul, Pacifism
* Persistent Petitioners is now marked as legal in multiple copies in singleton formats (brawl, commander, tiny leaders, oathbreaker, singleton)