You can't, but if there is any other Pokemon you are looking for, check serebii.net, that's what I always use.
You don't. Its not possible
Get a cheat device. In other words, you can't do it legally
walmart
You can't, you can only get it by trading or migrating
The only way to get a shiny Pokemon is by a random encounter or by trading with another player.
That's impossible.
You don't. Its not possible
With ans AR
Try the GTS trick.
No. The only way to move Pokemon from Platinum is through a trade. 1 for 1.
The Trophy Garden is the only place to get Ditto in Pokemon Platinum, without trading or cheating of course.
the book in the friken mansions you retards
Yes, you can actually get them both in the same game without trading.
Then you're only hope is trading for a Charmander.
Get a cheat device. In other words, you can't do it legally
It is impossible to obtain a Porygon2 without trading. You can get a Porygon and trade it with an Up-Grade or you can get a Porygon2 from the GTS but there is no way to get Porygon2 without trading.
Catching and Trading.