Diamond: 1st try, i wasn't overleveled, i really don't like to go out with my lv alakazam and zap al my rivals like the wind =), so my team was Alakazam lv52, Empoleon lv 52, Infernape lv 51, Honchkrow lv 52, Garchomp lv 50 and Lucario lv 50 so beat was hard but really fun =)
Pearl: 2nd try, i played a game that my girlfriend starts so all of is pokemons where like: "oh this one looks cool, i like; oh this is soooo pretty, i wanted", jajaja so "is" team was: Pikachu lv 53, Luxray lv 53, Rapidash lv 50, Luminneon lv 52, Empoleon lv 52 (i have a hard time convince her to evolve is Piplup jaja) and Chansey lv 54
Platinum: i'm not done yet XD