I know I have a bunch of challenges going (that I really need to work on lol), but I'm going to do Celebi.
Username: WarriorCat
Pokémon: Celebi
Challenge: Ultimate
Game: LeafGreen, Crystal, Emerald, Platinum, Black 2, Y
I'll use the bank Celebi for Y and once I get to Santalune City, I'll get...