But each story has to be self-contained and be entertaining in its own right, with a beginning, a middle, and an end.
How can an MMO have an end? That's against the game mechanic. Are they just going to extend the story through patches and/or expansion packs?
"That's the reason my FFL team name is TrentGreenLeadBlock. When you see this mother****er coming around the corner on a block, put your children to bed and batten down the hatch on your girl's snatch, because the same power that destroys defenders can scar the minds of the youth and simultaneously impregnate any woman within sight, live or on television."