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And it did

Crew 1 Adrestia's second ability will trigger only if it was crewed this turn by a creature that was an Assassin when it was tapped to pay the cost of Adrestia's crew ability

Something along the line of a scannable code on cards to verify authenticity would get the job done, but implementing the program would be costly, and it wouldn't help with all the cards that are currently in print (barring some sort of mass-exchange program, which would be even more prohibitively expensive)

Add that all together and you have the recipe for one broken Magic card

The focus of Magic 2010 was on resonance, and typal themes are very resonant