it is impossible but you can catch mew at pal park
i have beaten the game, and there is no birth island.
on iron island in platinum
at iron island
you can get it on iron island
Iron Island
mew island doesnt exist
there is no fire island on platinum there is full moon island and crsent moon island (were you catch cresilia and darkria) and iron island that is it
You can't go to the island unless you have the aurora ticket which is now impossible to get without cheats, with that show the sailor who takes you on the ships he will take you to Birth Island.
You can get one in iron island
yes mew is in Pokemon platinum at mew island hope i helped
in iron island
Iron Island.