I haven’t played halo 5 in a few days and log on to see I have been banned .
I’ve don’t betray my team mates or quit out of games ever. Why was I banned from all play lists for 11 days?
DaddyKT
For something like an 11 day ban it sounds like your account may have been caught manipulating the matchmaking / ranking syste, in which case also have a read over this topic: https://www.halowaypoint.com/en-us/forums/58b8518e005f432381ab99fbcaf931e0/topics/matchmaking-and-ranking-manipulation-bans/33494f76-41cc-4090-b537-01a46582f88f/posts