How do you get level 100 Pokemon in Pokemon Yellow?

Answer 1

Ways to get lvl 100 Pokemon on diamond and pearl put a Pokemon in the day care and walk around do it every day and in about a week u will have a lvl 100 Pokemon.well lets see if u want a lvl 100 Pokemon theres a few ways to do it this is for fire red and leaf green if u have that one put a Pokemon in the day care and find a sandy slope and put the game boy on the charger and put somthing heavy on the up button over nite it may take 5 to 6 days remember this is for Pokemon leaf green and fire red.(gba)

Answer 2

you can not. Pokemon are rarely even found at lvl 90.

Answer 3

You level them up you dumbo