Colress

Colress (Japanese: アクロマ Akuroma) is a boss of Team Neo Plasma, debuting in Pokémon Black and White Versions 2. He researches Pokémon strength and is experimenting on something to do with the dormant abilities of Pokémon. He is said to be mysterious and difficult to read.

He will give you another master ball when you defeat him in the team plasma ship for the seconed time next to The Laboratory in route 1 Meow Klye its me your best friend