The storylines for Liquid vs. Faze would be insane.
4x NA + 1x EU vs. 4x EU + 1x NA
NA GOAT IGL vs. EU GOAT IGL (okay maybe debatable with Glaive, but whatever)
Nitr0/Elige/NAF could win a major vs. Twistzz or vice versa
Karrigan could come all the way from 1.6 and go out of GO on top