Cross Type Lovers

Yellow is a new student in the Grand Pokémon trainer school. It's a place where only the talented and skilled are accepted in. She feels underwhelmed and nervous about starting Over after a attack on her by her cousin. She soon discovers a ongoing war between three groups of trainers all skilled in three different types. Water, Grass, and Fire. Can Yellow try and end this war and feel safe again? Or will she be a casualty in the conflict.

Water - Blue(female),Silver,Ruby,Platinum,Blake(black two),Y, and Hapu
Grass -Red,Crystal,Emerald,Diamond,White,X, and Moon
Fire - Green(male),Gold,Sapphire,Pearl,Black,Shaun, and Sun

Other types-
Electric - Yellow
Normal - Wally
Grass/Poison - Whitley (White two)