if you mean jasmine's amphy then you cant.
however, if you evolve mareep into flaffy, then evolve it again,
you can get one.
hope this helps!
You can't catch Amphy. Amphy is owned by Jasmine.
You can not catch amphy
You do not get to remove Amphy from the Lighthouse. Training a Mareep to get an Ampharos should be simple enough.
you get it from an event
Pokemon soulsiver and Heartgold are $34.99.
yes you can in mt.silver
You have to enter the Hall of Fame.
Just south of goldenrod city
just open the door ;)
you can't go to hoenn in Pokemon heartgold/soulsiver...
Can't get amphy
get all 16 badges