full moon island you get there on a boat from canlava some time after you beat iron island
The two in pearl are Cresselia and Mesprit.
no only cresselia is there
Trade it from Pearl, Diamond, or Platinum.
Cresselia, also called 'The Lunar Pokémon', is a very sought after Pokémon, due to the difficulty that catching it represents. In the Pearl version of the games, you can find it roaming in the Sinnoh region.
Pokémon #102, in Pokémon versions Diamond and Pearl, is Cresselia, the Lunar Pokémon. Cresselia is #488 on the National Pokédex, which is the Pokédex that lists all known Pokémon thus far. Cresselia is a legendary Pokémon in both the Diamond and Pearl versions of the Pokémon game and only one Cresselia can be found in the wild in both games. For more information about Cresselia, visit the "Related Links" on this page under this answer.
The legendaries in Pokemon pearl are Palkia, Regigigas, Giratina, Cresselia and Heatran.
This is the same way from Diamond and Pearl.
no
You catch Cresselia
catch mesprit the lock for cresselia in base of mt.coronet
yes there is cresselia but it will run away
you must trade it from platinum pearl or diamond