GlobalPvP

PvPToggle is a simple, high-performance plugin that gives server administrators total control over global PvP status. Whether you want to turn off friendly fire during a server event, protect players during building phases, or toggle combat on and off dynamically, PvPToggle lets you change the PvP state instantly without restarting your server or messing with multi-world configurations.

/pvp on/off - Globally enables or disables player combat.