Index: binaries/data/mods/public/gui/gamesetup/gamesetup.js
===================================================================
--- binaries/data/mods/public/gui/gamesetup/gamesetup.js
+++ binaries/data/mods/public/gui/gamesetup/gamesetup.js
@@ -968,8 +968,8 @@
 		"enableRating": {
 			"title": () => translate("Rated Game"),
 			"tooltip": () => translate("Toggle if this game will be rated for the leaderboard."),
-			"default": () => Engine.HasXmppClient(),
-			"hidden": () => !Engine.HasXmppClient(),
+			"default": () => false,
+			"hidden": () => !Engine.HasXmppClient() || g_GameAttributes.settings.PlayerData.length != 2,
 			"defined": () => g_GameAttributes.settings.RatingEnabled !== undefined,
 			"get": () => !!g_GameAttributes.settings.RatingEnabled,
 			"set": checked => {