In Pewter city a guy says he bought a Magikarp (probably Magikarp) from a old shady man for 500 pokédollars. Does this npc actually exists?
I kinda want a Magikarp myself but I don't have a fishing rod yet.
(Pokémon Blue. Gen 1.)
Yea, in the Pokemon center outside Mt. Moon's first entrance on Route 4. Bought it myself :T
source: Experienced the karp out of it XD
Yes he is
He is in the Pokemon Center on Route 4