World of Warcraft Vanilla 1.12.1 AddOn MobHealth ... - GitHub

: Once a mob's health is calculated, MobHealth.lua saves this data to the player's SavedVariables folder . This ensures that the next time the player targets that specific NPC type at that level, the health is immediately visible without needing to deal damage again.

[1.12. 1] Displays current and maximum health numbers for targeted mobs. Read this in other languages: English, Português.

In "Vanilla" and early versions of WoW Classic , the game server did not send absolute health values (e.g., "1,200/1,200") to the client for enemy NPCs; it only sent percentages (0–100%). functions as a persistent database and calculation engine to solve this:

The file is the core component of several legendary World of Warcraft (WoW) addons, most notably MobHealth , MobHealth3 , and RealMobHealth . It serves as a bridge between the game's hidden mechanics and the player's tactical interface by estimating and storing the health points (HP) of NPCs. The Technical Role of MobHealth.lua

: The script tracks the damage dealt to a target and compares it to the percentage drop in the target’s health bar. If a player deals 100 damage and the mob's health drops by 10%, the script calculates the total health as 1,000 HP.