These will definitely see plenty of play in Commander since the formats slow enough to allow the time to capitalize on them, and I imagine Midgar, City of Mako and Lindblum, Industrial Regency become Cube frequent fliers
In rakdos specifically, cards with sacrifice synergies, like Mayhem Devil and Mahadi, Emporium Master, can save you from having to clear out your own creatures while making use of creative ways to create Treasure tokens
But Final Fantasy is not a premium set, or at least, it shouldn't be
As such, do your best to dart to either side of the blade as it comes towards you so the second (aerial) blade isnt a concern, so you can then focus solely on the THIRD blade that fires close to the ground, shortly after the second one leaves Benedikta