Longshot vs Champion Bug

Kyliente

In map 7, the can’t stop won’t stop champion (first fight on that path), my duped longshot nullified champions unstoppable. When that happens, his sig ability advises longshot should gain the buff instead, but that didn’t happen.

Video:
https://youtu.be/bjuTfLrltFE

Am I missing something?

Mr_Soandso

I’m having the same issue