Youll need to use a simple, yet effective non-combat damage source or a pinger to enable his casting, but the payoff is massive
You can find the cut cards in the sideboard, but feel free to adjust things however you like
The card will get time counters and gain suspend (if it didn't already have suspend)
The important thing to know is that the cards that will be Standard-legal are the ones with the FF-Crystal expansion symbol, and have the FIN expansion code in the bottom-left corner
Or perhaps even if they are, they know from experience that it doesn't win them any friends on game night
It's restrictive enough it can be played around, and it might make Vigilance in aggressive decks more desirable, but in any scenario it's the kind of sweeper that makes the format more interesting