I tried to convert my pull request to disable hp bar on MvP and Emperium into a plugin
hidemobhpbar
//===== Hercules Plugin ======================================
//= Disable HP Bar for MVP/Mini and Emperium
//===== By: ==================================================
//=Samuel[Hercules]
//===== Current Version: =====================================
//= 1.0
//===== Compatible With: =====================================
//= Hercules
//===== Description: =========================================
//= Disable HP Bar on MVP
//= Disable HP Bar on Emperium
//===== Usage: ===============================================
//= conf/import/battle.conf
//= hpbar_emp : 0 (disable) : 1 (enable)
//= hpbar_mvp : 0 (disable) : 1 (enable)
//============================================================
hidemobhpbar

