[Cherry_Lover]

Originally Posted by alumnox

Spoiler for FSN:

During the fate route the grail is purified using avalon, during UBW the grail is an incomplete summoning and never got the chance to finish taking the fisical form so archer does what saber couldn't do during the 4th war, destroy the grail.
And in heaven feel the hole system is damaged

Erm, what?

This is just plain wrong (except the HF bit). The Grail is not "purified" in Fate, and nor is it any more "destroyed" in UBW than it was in Zero. Only in HF is the Great Grail (which is what is really behind the wars, and supplies the prana to summon the servants) destroyed.