What?! Who told you that? Magikarp will NEVER evolve into Mew. Mew is a rare ledgendary Pokèmon, and Magikarp is one of the worst Pokèmon ever.
Magicarp evolvesw into gyarados at level 20
magicarp evolves on lv 20Level 20
gyarados
level it up to 21
you CANT evolve mew !!!!
Mew does not evolve you have to get mew two separately
Level 20.
Mew does not evolve...... Mewtwo is a sucky copy of Mew not its evolution
mew doesn't evolve
magikarp will evolve at lvl 20 to a gyarados
you can't evolve mew two >>
Mew doesn't evolve at all.