You will want to have a good ice type (abomasnow works well) and u will want to have electric and fire (luxray and infernape respectively) and a psychic (alakazam) and a grass (roserade) and a bug (yanmega)
Abomasnow = garchomp
Luxray = togekiss
Infernape = roserade
Alakazam= lucario
Roserade = milotic
Yanmega = spiritomb
At the Spear Pillar after you defeat the Elite Four and champion.
You must defeat the Elite Four and the League Champion.
Champion 3071
The champion is Pokemon Diamond, Pearl and Platinum, is Cynthia. She has various Pokemon-types. She is the Sinnoh Champion. Her Pokemon are Spiritomb, Lucario, Togekiss, Milotic, Garchomp and Roserade. In Platinum, Cynthia has a Togekiss. In Diamond and Pearl, she has a Gastrodon.
answer is that you cant catch gallade in pearl only way is to get kirlia from platinum/emerald after you defeat champion and use dawn stone and it evolves into gallade.
the sinnoh league champion. defeat her and become the champion.
You see Cynthia many times in Pokemon platinum. She gives you an egg containing a togepi in eterna city. She also meets you on your way to meeting and catching giratina. Also, if you defeat the elite four, you battle her for the title of Pokemon champion.
If you mean Milotic, if you want to complete the Pokedex it is nearly impossible to catch in Sinnoh. However, the Champion has one so if you defeat Pokemon League you will see it.
you defeat all the elites(4 of them) and the previous champion
you fight it and defeat it w/ ur Pokemon
In Pokémon Light Platinum, Lucy can be found in the Pokémon Center of the Pokémon League after you defeat the Elite Four and Champion. She serves as a Battle Frontier leader, specifically for the Battle Factory. After interacting with her, you can access her facility to participate in battles.
Pokemon champion Cynthia has it