Talk:Achievements/@comment-174.63.74.47-20130830185743/@comment-71.17.62.98-20131213064540

You can get Unobtanium with an MMO -- it just can't be a sequal to a previous game (it took me 3 or 4 plays to figure this out). I had two MMO's over 100m sales when my 3rd (new, non sequal, never done before game type) hit 100m I got the achievement. The previous 2 in the same game didn't count.