Basically if you use an ability that is charged, and then gain the charge back with recharging rush, even if your ability's charges are full, the cd will still be charging behind the scenes without you being able to see. This is more noticeable when you only have one charge of an ability...
Thanks for the feedback, I appreciate it :]
Your first question yes it would negate it, I know that's how it works with Viscous puddle punch so that's how I imagine it would
Second, the answer is yes, but I do agree with you, you did just give me the thought that instead of just a flat 30 it...
So, this is an idea that I think could be implemented in a few ways so I will discuss all of those, but first I need to say why I think rebuttal needs a rework. Rebuttal is a situational item; you will probably only buy it if people are punching you, and in that sense I believe it does too good...