card lore for those who care:
You like cryptic and frightening text? Good! We’re going to bring you plenty.
The World Key sheds tears that do not flow, as destiny is fulfilled.
The Gates of the Divine crumble before the braying, and the snake devours the dream of the protector(s).
That soul lies in the place where it all began, while their soul lies in the place where it all shall end.
— This star, this world, is a divine prison that should never be unlocked.
Much thanks to Setzen of Yugipedia for managing to help transcribe this. Translation is by Ark.
While the official Twitter notes:
“The dragon(s) born of the “World Legacy”. The battle over the fate of the world finally reaches its climax… …”