Find the discrepancy between the results of the first match and the second match.
What are kill boosters for?
(translation: google)
1º It was a prank I did everything.
2º It’s a prank I didn’t do.
kills booster give you a bonus on RP only on the RP earned for kills.
if you earn 1000RP on 6000RP total, the boost is applied on the kills RP only, not on the total RP.
On the second battle, you havelargely more activity time in battle than the first.