Not putting this yet under bug tracker since I want to clarify it with the GMs first.
In retail, there was a hotfix on reaping flame where it SHOULD NOT proc from killing player controlled targets such as pets, totems, guardians (
)
However when i tested it in duels vs the affected classes of the hotfix mentioned in the video (5:35 mark) it still procced r3 buff
Hotfix link: https://us.forums.blizzard.com/en/wow/t/pvp-tuning-changes-for-june-9/547826
P.S. Have not tried yet with ALL totems