Confirmed, if you are banned from xbl you lose all your games

[Yakuzaice]

jamal1996 said:
that twitter account is from microsoft? Why
it is not verified as @XboxSupport ?

Well the verified one does say Xbox Support (1-5), and Xbox Support 1 has the same theme, signs tweets with the initials of the support people, and has 426k tweets.  If it is fake, they are pretty dedicated.