Forget Frells type of bounty system.
How about a REAL bounty system.
Where PLAYERS can go and post a reward for killing specific People they want to die on the battle servers.
So lets say PlayerX posts 10k for killing Gooretooth. Now, for every Gooretooth kill, 100g gets deposited in to the killers accounts until the 10k runs out.
sexy.
And if multiple people post a bounty for the same person, the bounties stack
so if PlayerY also posts 5-10k at the same time, the bounty is 100g from each poster