Professor Oak

Basic Info
Professor Oak is one of the most famous Pokémon professors and gives The Player and Gary Oak starter Pokémon and Pokédexes. He doesn't seem to like the player very much due to reasons unknown. He lives in Mallet Town in his Pokémon Lab.

Character Progression(MAJOR SPOILERS)
At the beginning of the game professor oak makes it very clear he does not like the player displayed through his dialogue towards the player,he will warn the player to stay away from Gary Oak,your rival,and that Gary will become the champion.But at very close to the end of the story oak reveals something about Gary and criticises him for not defeating you in the pokémon league,and then proceeds to kill Gary and knocks you out.