Donut Ball- A ball that tastes good ad will only catch snorlax without fail! [i][/i]muahahahaha![i][/i]
Trainer Ball- Catches every trainer's pokemon in a cave and you dont have to fight anyother pokemon trainers goin through a cave!
Cave Ball- same as Traier Ball but it captures every single wild pokemon with one ball and releases them so they don't take up space in your pc!
Get-To-The-Other-Side-Of-The-Cave-Or-Forest Ball- as the name implies
Pokedex Ball- completes your pokedex
they all cost $999999!!!! muahahahahahaha!
i could go on forever but I'll limit myself to those