Platinum ’s gyms feature several changes from those in Diamond / Pearl . Gyms 3 - 5 switch their orders and most change their Pokémon to take advantage of the updated local dex . Now the gym leaders only habituate Pokémon of their specialist character - for deterrent example in D / P , Volkner used a Water eccentric and a Normal eccentric in accession to his two Electric Pokémon .
After get the Elite Four and completing the Stark Mountain prologue , you may rematch gym drawing card and the five trainers you partnered with during the biz , at the Trainer Café in the Survival Area .