Certain cards that wont be for regular black-bordered play instead have an acorn security stamp to indicate their Unfinity origins
For example, a given property may or may not have elves, and this type of worldbuilding impacts reprint selection
Najeela, the Blade-Blossom, here, concerns about the upmost evolution of tempo decks, managing to personify the archetype based on a clock, in order to moderate the presence of control decks
Deharme Digital-only mechanics are highly polarized, and most players (especially paper MTG diehards) don't like them and would prefer that they didnt exist
it could still have other keywords or abilities
Theres a chance you might see her in your local TCG store if you reside in Texas