Is there any way to get a second Dubious Disc in Pokemon Diamond?

I used my first one on a Porygon2 before I found out how important IVs and Natures were. Is there any way to buy a second Dubious Disc? If not, could someone trade me one? I have every pokemon if you want something in return. Also, if anyone wants a good Lv. 100 battle, email me and we’ll set up a time. read more . . .

Where can I find the dubious disc in pokemon diamond?

I found upgrade but I need the dubious disc to envolve porygon into porygon-z read more . . .

Probability of Diamond disc brakes?

Yes, i know the practicality of the problem but assuming, that diamonds allows say, the size of a printer(again…We’re assuming diamonds are cheap and large) were made into discs …And they were economically feasable. How would the work of a automobile be puzzled and affected if we used that read more . . .