imagine someone sends you 100BTC to accuse you for breaking campaign rules? isn't it lovely 
Most likely fraudsters will send tokens that are not needed by anyone, but it will look like a transaction between the bounty hunter wallets that abuse:
~Enrolling multiple accounts into signature/bounty campaigns~
It turns out that the fraudster can to frame any bounty hunter.
I think that in such a case it will be very difficult to prove ones innocence. Therefore, I was interested in this question.