Have masterball ready (since it'd be worth using) save before it, and soft reset (L+R+start+select) after you engage each time until when it comes out it is shiny (1 in over 8000 are shiny, so it might take forever) I am currently working on SRing for it myself, 6-7 hours into it. Good luck.
Absol is the Pokemon before Giratina. Absol's number in the pokedex is 209 and Giratina's number is 210. This is the one in the Pokemon platinum POKEDEX.
its Giratina's Origin Forme
You cannot rebattle legendary pokemon. (Correction, Giratina is on Platinum ONLY)
...shiny Pokemon are always shiny... ._.
if you mean star pokemon, giratina
Giratina
There's no such item/pokemon. Do you mean Giratina?
Absol is the Pokemon before Giratina. Absol's number in the pokedex is 209 and Giratina's number is 210. This is the one in the Pokemon platinum POKEDEX.
You can find Giratina in the Distortion World.
Giratina
you get giratina
its Giratina's Origin Forme
No, Giratina can't breed with anything.
You cannot rebattle legendary pokemon. (Correction, Giratina is on Platinum ONLY)
...shiny Pokemon are always shiny... ._.
if you mean star pokemon, giratina
Let Giratina hold it and then trade it.