upgrade_rank_advanced_mercenary.json

{
	"autoResearch": true,
	"genericName": "Expertise In War",
	"description": "Hire professional mercenaries to fight in your army.",
	"icon": "upgrade_advanced.png",
	"tooltip": "Mercenaries start at Advanced rank.",
	"modifications": [
		{ "value": "Promotion/RequiredXp", "replace": 0 }
	],
	"affects": ["Mercenary Basic"]
}