Board Thread:Suggestions/@comment-30787198-20171007152339

To put it simple, the higher your killstreak, the higher the cash reward.

For every level of killstreak past crowd control gain a 0.5x cash bonus per zombie.

If you reach a higher level, the bonus increases by 0.5x

The max you can reach is 5x bonus.

Which, is $50 per normal zombie. 