As you may have read in other topics, I'm planning to include Light and Sound as elemental types in my Pokémon fangame (Lodestone). The regional Fakedex already includes some new species to represent those types -- among them, two Eeveelutions named Uveon and Vibreon. In addition, some...
I know that Essentials (like the commercial Pokémon games) uses creature IVs to determine the damage type and amount for Hidden Power. I also know that Essentials games (unlike the commercial ones) allow Hidden Power to use any new type included on the list. (If a fan-game allows 20 damage...