This complete walk through of "Pokemon Diamond & Preal Remaster" provides everything you want to know, including how and where to catch Pokemon's, the location of important items as well as how to use them during battles.
人龍7外傳英雄無名 白金攻略
Sand Land Complete Walkthrough
電玩太郎親自撰寫人中之龍8白金攻略
The most complete guide for Platinum achievement