Melee

mêlée, melee, n. ("may lay") 1. in general usage, a confused struggle; esp. a hand-to-hand fight among multiple combatants; from French mêlée, from Old French meslee, from mesler "to mix"; c. 1648. 2. in gamerese, any combat, esp. between individuals (as opposed to between aircraft or armies).
Ex: "This character shit is boring -- call me when there's a melee." [GJ1]
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Addendum: Most game systems consider melee as fighting with fists or weapons that aren't ranged.