Many times on this forum I have read people loosing BP for winning, I completely ignored them as I just assumed it was them being a little upset about how the (Rubbish) belt system works.
I now believe them, as I have just won a ranked match, yet lost 7 points for doing so.
Here is proof I won:
Now here if proof I lost 7 points from my hard earned red belt because I finished first:
Superbot if you read this, please fix this as it has turned me away from ranked until this is fixed.
One time when I was playing ranked 2v2, me and my partner where winning. The opposite team than ragequitted in the last 30 seconds of the match, resulting in a host error... we both lost 4 BP. I know it isn't much and I really don't care either, but it doesn't make any sense at all.