
The times, they are a-changin', as Blizzard is about to remove World of Warcraft combat mods that have been part of the MMORPG for years. These fan-made add-ons will start being phased out in the upcoming expansion, Midnight, simply because the devs are wary of them being crutches for all involved.
Since WoW has been active for over 20 years now, numerous community modifications have emerged to aid and support players in the many raids they must overcome, filling gaps that the developers haven't addressed. There are sounds you can add to make bosses easier, and visual aids for ability management.