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.
Sand Land Complete Walkthrough
The most comprehensive walkthrough including the new content from DLCs
The most complete guide for Platinum achievement
This is a very special offer with GameWeekly walkthrough written by 電玩太郎