What are all the legendary Pokemon on diamond and how do you get them?

Answer 1

dialgayou get him by advancing through the story (stone pillar).heatranits at the back of stark mountain (need national dex).the three beingsin the three lakes the only one to watch out for is mesprit go to jublife and keep entering and leaving the city until its 1 route away then throw a m ball at him/her or use a Pokemon with meanlook and beat it up till you can catch him/her.rotem(need national dex) my favorite legendary because of easy it is to catch wait till nightfall then go to the old mansion and go to the tv press the a button to it and awnser yes, throw 1 quick ball at it and its yours.chresselia(national dex needed) go to canalave city and talk to the guy with the boat he will take you to full moon island and press a near chresselia and pick up the item you need and leave give it to the sailors son then do the same thing you did for mesprit.giratina(national dex needed) he is the phantom dragon he may have some relation to palkia and dialga because his head and body shape is like theirs any way you get him by going to spring path then enter turn back cave and keep moving into random rooms till you seem him then press a near him and catch him. (none of these Pokemon involve events or action replay)dialgayou get him by advancing through the story (stone pillar).heatranits at the back of stark mountain (need national dex).the three beingsin the three lakes the only one to watch out for is mesprit go to jublife and keep entering and leaving the city until its 1 route away then throw a m ball at him/her or use a Pokemon with meanlook and beat it up till you can catch him/her.rotem(need national dex) my favorite legendary because of easy it is to catch wait till nightfall then go to the old mansion and go to the tv press the a button to it and awnser yes, throw 1 quick ball at it and its yours.chresselia(national dex needed) go to canalave city and talk to the guy with the boat he will take you to full moon island and press a near chresselia and pick up the item you need and leave give it to the sailors son then do the same thing you did for mesprit.giratina(national dex needed) he is the phantom dragon he may have some relation to palkia and dialga because his head and body shape is like theirs any way you get him by going to spring path then enter turn back cave and keep moving into random rooms till you seem him then press a near him and catch him. (none of these Pokemon involve events or action replay)