between canalave city and jubilife city
On route 218
route 218 super rod
you give him a drink
In Pokemon Pearl, Ditto can be found in route 218 using the Poke Radar.
use the pokerader on route 218
You need a pokeradar and it will be in route 218
der ditto you find it on route 218
In Pokémon Pearl, you can find Ditto at Route 218
go to route 218 and use the pokerader
use a poke 'radar in route '218'
In Pokemon diamond/pearl/platinum at route 218 and 222
there pretty rare but you can find it with pokeradar on route 218