unbeatable legendary on pokemon diamond?

[PleaseDontLickMe]

im looking with a really strong legendry no wonder guard. with great stats i will give you anything in return even shinies. it has to hav at least 280 speed name BECKA fc 3866 8881 7314

[PoorBlueCrabs9891]

i think ill give you a legendery do you have a ho-oh or celebi which were not hacked?

[pleasantvalley]

i ll give you a lugia lv100 a mewtwolv100 and a deoxys lv 100