After you get to mrs. pokemon house you have to return to new bark town and give the mistery egg to prof.Elm.In your way to new bark town you will find your rival for the first time.
He is in a house north of Cherrygrove city.
go north from cherry grove city
He lives in a house just south of the second dark cave entrance. He's the guy you get the Pokemon egg from.
You need to beat the game twice and then you need to beat Red at Mt.silver then you can get the blue orb from Mr Pokemon in his house.
i think hes a sorta reasercher or somethin but prof oak is at his house wen u visit him and he gives u pokedex and his number.
He is on the route above Cherrygrove Town.
Between Cherrygrove and Violet City.
catch lugia use dusk stone on it
Get all sixteen badges and defeat red
Mr. Pokemon will always be in his normal house. His house is located north of Cherrygrove City. There will be a fork in the road that takes two paths, one to Violet City and one to Mr. Pokemon's house, so you will want to take the route on the right.
in the cave of origin or the top of mt pyre
Mr. Pokemon's house is located north of Cherrygrove City. Get the route 30 and walk on the right side of the route, upwards. You will find his home as well as a berry tree next to it