Index: binaries/data/config/default.cfg
===================================================================
--- binaries/data/config/default.cfg
+++ binaries/data/config/default.cfg
@@ -283,6 +283,7 @@
 patrol = "P"                 ; Modifier to patrol a unit
 repair = "J"                 ; Modifier to repair when clicking on building/mechanical unit
 queue = Shift                ; Modifier to queue unit orders instead of replacing
+meta = Alt                   ; Modifier to order only one entity in selection.
 batchtrain = Shift           ; Modifier to train units in batches
 massbarter = Shift           ; Modifier to barter bunch of resources
 masstribute = Shift          ; Modifier to tribute bunch of resources
Index: binaries/data/mods/public/gui/session/input.js
===================================================================
--- binaries/data/mods/public/gui/session/input.js
+++ binaries/data/mods/public/gui/session/input.js
@@ -185,10 +185,9 @@
 	return undefined;
 }
 
-function getActionInfo(action, target)
+function getActionInfo(action, target, selection)
 {
 	var simState = GetSimState();
-	var selection = g_Selection.toList();
 
 	// If the selection doesn't exist, no action
 	var entState = GetEntityState(selection[0]);
@@ -1139,15 +1138,38 @@
 	if (!controlsPlayer(g_ViewedPlayer))
 		return false;
 
-	var selection = g_Selection.toList();
-
 	// If shift is down, add the order to the unit's order queue instead
 	// of running it immediately
+	var meta = Engine.HotkeyIsPressed("session.meta");
 	var queued = Engine.HotkeyIsPressed("session.queue");
 	var target = Engine.GetTerrainAtScreenPoint(ev.x, ev.y);
 
 	if (unitActions[action.type] && unitActions[action.type].execute)
+	{
+		let selection = g_Selection.toList();
+		if (meta)
+		{
+			// pick the first unit that can do this order.
+			let i = 0;
+			for (; i < selection.length;)
+			{
+				let actionTarget = action.target;
+				if (unitActions[action.type].preSelectedActionCheck && unitActions[action.type].preSelectedActionCheck(actionTarget, [selection[i]]))
+					break;
+				else if (unitActions[action.type].hotkeyActionCheck && unitActions[action.type].hotkeyActionCheck(actionTarget, [selection[i]]))
+					break;
+				else if (unitActions[action.type].actionCheck && unitActions[action.type].actionCheck(actionTarget, [selection[i]]))
+					break;
+				i++;
+			}
+			if (i != selection.length)
+			{
+				selection = [selection[i]];
+				g_Selection.removeList(selection);
+			}
+		}
 		return unitActions[action.type].execute(target, action, selection, queued);
+	}
 
 	error("Invalid action.type " + action.type);
 	return false;
Index: binaries/data/mods/public/gui/session/unit_actions.js
===================================================================
--- binaries/data/mods/public/gui/session/unit_actions.js
+++ binaries/data/mods/public/gui/session/unit_actions.js
@@ -58,7 +58,7 @@
 		},
 		"actionCheck": function(target, selection)
 		{
-			if (!someUnitAI(selection) || !getActionInfo("move", target).possible)
+			if (!someUnitAI(selection) || !getActionInfo("move", target, selection).possible)
 				return false;
 
 			return { "type": "move" };
@@ -100,7 +100,7 @@
 		{
 			if (!someUnitAI(selection) ||
 			    !Engine.HotkeyIsPressed("session.attackmove") ||
-			    !getActionInfo("attack-move", target).possible)
+			    !getActionInfo("attack-move", target, selection).possible)
 				return false;
 
 			return {
@@ -142,9 +142,9 @@
 				})
 			};
 		},
-		"actionCheck": function(target)
+		"actionCheck": function(target, selection)
 		{
-			if (!getActionInfo("capture", target).possible)
+			if (!getActionInfo("capture", target, selection).possible)
 				return false;
 
 			return {
@@ -187,10 +187,10 @@
 				})
 			};
 		},
-		"hotkeyActionCheck": function(target)
+		"hotkeyActionCheck": function(target, selection)
 		{
 			if (!Engine.HotkeyIsPressed("session.attack") ||
-			    !getActionInfo("attack", target).possible)
+			    !getActionInfo("attack", target, selection).possible)
 				return false;
 
 			return {
@@ -199,9 +199,9 @@
 				"target": target
 			};
 		},
-		"actionCheck": function(target)
+		"actionCheck": function(target, selection)
 		{
-			if (!getActionInfo("attack", target).possible)
+			if (!getActionInfo("attack", target, selection).possible)
 				return false;
 
 			return {
@@ -238,7 +238,7 @@
 		{
 			if (!someUnitAI(selection) ||
 			    !Engine.HotkeyIsPressed("session.patrol") ||
-			    !getActionInfo("patrol", target).possible)
+			    !getActionInfo("patrol", target, selection).possible)
 				return false;
 			return {
 				"type": "patrol",
@@ -246,9 +246,9 @@
 				"target": target
 			};
 		},
-		"preSelectedActionCheck" : function(target)
+		"preSelectedActionCheck" : function(target, selection)
 		{
-			if (preSelectedAction != ACTION_PATROL || !getActionInfo("patrol", target).possible)
+			if (preSelectedAction != ACTION_PATROL || !getActionInfo("patrol", target, selection).possible)
 				return false;
 			return {
 				"type": "patrol",
@@ -295,9 +295,9 @@
 
 			return { "possible": true };
 		},
-		"actionCheck": function(target)
+		"actionCheck": function(target, selection)
 		{
-			if (!getActionInfo("heal", target).possible)
+			if (!getActionInfo("heal", target, selection).possible)
 				return false;
 
 			return {
@@ -336,9 +336,9 @@
 
 			return { "possible": true };
 		},
-		"actionCheck": function(target)
+		"actionCheck": function(target, selection)
 		{
-			if (!getActionInfo("build", target).possible)
+			if (!getActionInfo("build", target, selection).possible)
 				return false;
 
 			return {
@@ -378,12 +378,12 @@
 
 			return { "possible": true };
 		},
-		"preSelectedActionCheck" : function(target)
+		"preSelectedActionCheck" : function(target, selection)
 		{
 			if (preSelectedAction != ACTION_REPAIR)
 				return false;
 
-			if (getActionInfo("repair", target).possible)
+			if (getActionInfo("repair", target, selection).possible)
 				return {
 					"type": "repair",
 					"cursor": "action-repair",
@@ -396,10 +396,10 @@
 				"target": null
 			};
 		},
-		"hotkeyActionCheck": function(target)
+		"hotkeyActionCheck": function(target, selection)
 		{
 			if (!Engine.HotkeyIsPressed("session.repair") ||
-			    !getActionInfo("repair", target).possible)
+			    !getActionInfo("repair", target, selection).possible)
 				return false;
 
 			return {
@@ -408,9 +408,9 @@
 				"target": target
 			};
 		},
-		"actionCheck": function(target)
+		"actionCheck": function(target, selection)
 		{
-			if (!getActionInfo("repair", target).possible)
+			if (!getActionInfo("repair", target, selection).possible)
 				return false;
 
 			return {
@@ -454,9 +454,9 @@
 				"cursor": "action-gather-" + resource
 			};
 		},
-		"actionCheck": function(target)
+		"actionCheck": function(target, selection)
 		{
-			let actionInfo = getActionInfo("gather", target);
+			let actionInfo = getActionInfo("gather", target, selection);
 
 			if (!actionInfo.possible)
 				return false;
@@ -514,9 +514,9 @@
 				"cursor": "action-return-" + carriedType
 			};
 		},
-		"actionCheck": function(target)
+		"actionCheck": function(target, selection)
 		{
-			let actionInfo = getActionInfo("returnresource", target);
+			let actionInfo = getActionInfo("returnresource", target, selection);
 			if (!actionInfo.possible)
 				return false;
 
@@ -606,9 +606,9 @@
 				"tooltip": tooltip
 			};
 		},
-		"actionCheck": function(target)
+		"actionCheck": function(target, selection)
 		{
-			let actionInfo = getActionInfo("setup-trade-route", target);
+			let actionInfo = getActionInfo("setup-trade-route", target, selection);
 			if (!actionInfo.possible)
 				return false;
 
@@ -667,12 +667,12 @@
 				"tooltip": tooltip
 			};
 		},
-		"preSelectedActionCheck": function(target)
+		"preSelectedActionCheck": function(target, selection)
 		{
 			if (preSelectedAction != ACTION_GARRISON)
 				return false;
 
-			let actionInfo =  getActionInfo("garrison", target);
+			let actionInfo =  getActionInfo("garrison", target, selection);
 			if (!actionInfo.possible)
 				return {
 					"type": "none",
@@ -687,9 +687,9 @@
 				"target": target
 			};
 		},
-		"hotkeyActionCheck": function(target)
+		"hotkeyActionCheck": function(target, selection)
 		{
-			let actionInfo = getActionInfo("garrison", target);
+			let actionInfo = getActionInfo("garrison", target, selection);
 
 			if (!Engine.HotkeyIsPressed("session.garrison") || !actionInfo.possible)
 				return false;
@@ -732,12 +732,12 @@
 
 			return { "possible": true };
 		},
-		"preSelectedActionCheck" : function(target)
+		"preSelectedActionCheck" : function(target, selection)
 		{
 			if (preSelectedAction != ACTION_GUARD)
 				return false;
 
-			if (getActionInfo("guard", target).possible)
+			if (getActionInfo("guard", target, selection).possible)
 				return {
 					"type": "guard",
 					"cursor": "action-guard",
@@ -750,10 +750,10 @@
 				"target": null
 			};
 		},
-		"hotkeyActionCheck": function(target)
+		"hotkeyActionCheck": function(target, selection)
 		{
 			if (!Engine.HotkeyIsPressed("session.guard") ||
-			    !getActionInfo("guard", target).possible)
+			    !getActionInfo("guard", target, selection).possible)
 				return false;
 
 			return {
@@ -786,7 +786,7 @@
 		"hotkeyActionCheck": function(target, selection)
 		{
 			if (!Engine.HotkeyIsPressed("session.guard") ||
-			    !getActionInfo("remove-guard", target).possible ||
+			    !getActionInfo("remove-guard", target, selection).possible ||
 			    !someGuarding(selection))
 				return false;
 
@@ -961,7 +961,7 @@
 			if (someUnitAI(selection) || !someRallyPoints(selection))
 				return false;
 
-			let actionInfo = getActionInfo("set-rallypoint", target);
+			let actionInfo = getActionInfo("set-rallypoint", target, selection);
 			if (!actionInfo.possible)
 				return false;
 
@@ -1003,7 +1003,7 @@
 		"actionCheck": function(target, selection)
 		{
 			if (someUnitAI(selection) || !someRallyPoints(selection) ||
-			    !getActionInfo("unset-rallypoint", target).possible)
+			    !getActionInfo("unset-rallypoint", target, selection).possible)
 				return false;
 
 			return {