I've seen a few requests for this before, I some how found a working version, but then I lost it, and after a lot of searching I found it again.

Combat Indicator for WoW 5.4.8

A simple indicator that shows when your target/focus is in combat. - Crossed swords will be located to the right of the frames.

What it looks like - https://imgur.com/a/lmpHS

Virus scan - https://www.virustotal.com/ui-public...ad4a/detection

Download - https://drive.google.com/file/d/1qbH...ew?usp=sharing