Battle for Azeroth 8.3.7: what version is it?

BfA is a version about the conflict between the Alliance and the Horde, with the “Heart of Azeroth” system and fronts.
What appeared
- Heart of Azeroth - neck artifact with “essences”, affects all classes.
- Allied Races with separate reputation leveling and unlocking.
- Fronts and island expeditions— a new type of group content.
- War Mode — PvP options in the open world and bonuses.
Leveling 110–120
Three zones: Zandalar/Kul Tiras by faction, then Mekkagon and Nazjatar. World quests + expeditions speed up equipment acquisition.
Is it worth playing
If you like modern systems (“neck”, essences, keys) - yes. If you prefer pure classics without complex progression systems, take a closer look at WotLK.