There is a separate ROM hack called "Fire Red Omega" or "Nameless Fire Red Project" that adds the physical/special split and Fairy type. Run that ROM through the Universal Randomizer. Result? A Gen 3 Kanto that plays like Gen 6 with randomized chaos.
Combine your randomizer with an HM removal patch. (Fly, Surf, Cut become key items or TMs). This allows your randomized team composition to not be forced to carry an HM slave Bidoof (wait, Bidoof isn't in Kanto... you get the point). pokemon+fire+red+leaf+green+randomizer+rom+better
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