diff --git a/docs/directory.py b/docs/directory.py
index 787b496..8e0e0f4 100644
--- a/docs/directory.py
+++ b/docs/directory.py
@@ -63,6 +63,7 @@ docs={
 		"sell",
 		"consume",
 		"equip",
+		"equip_batch",
 		"unequip",
 		"lock_item",
 		"seal_item",
@@ -160,6 +161,7 @@ docs={
 		"is_array",
 	],
 	"documented":[
+		"equip_batch",
 		"attack",
 		"heal",
 		"buy",
@@ -338,4 +340,4 @@ docs={
 	}
 }
 
-docs["functions"].sort()
\ No newline at end of file
+docs["functions"].sort()
diff --git a/docs/functions/equip_batch.html b/docs/functions/equip_batch.html
new file mode 100644
index 0000000..8dd0306
--- /dev/null
+++ b/docs/functions/equip_batch.html
@@ -0,0 +1,47 @@
+<p>
+	Arguments:
+	<div>&nbsp;<b>*</b> Array - An array of equip definitions</div>
+</p>
+<p>
+	Returns:
+	<div>&nbsp; <b>*</b> Promise</div>
+</p>
+
+<p>Example usages:</p>
+
+<div class='code'>
+equip_batch([{ num: 0, slot: "chest" }, { num: 1, slot: "orb" }]);
+equip_batch([{ num: 0, slot: "chest" }, { num: 1, slot: "orb" }]).then(
+	function(data){
+		game_log("Yes!"); // Not all items may have been equipped. All this means is that you send the correct layout of data.
+	}, 
+    function(data) {
+    	game_log("equip_batch failed: " + data.reason);
+	},
+);
+</div>
+
+<p>Promise Reference:</p>
+
+<span class='dlabel'>"resolve"</span>
+<div class='code'>
+{
+	place: "equip_batch",
+    response: "data",
+    slots: [{ num: 0, slot: "chest" }, "no_item"] // Note that even though equipping the orb failed, we still received a success response.
+}
+</div>
+<div style='margin-bottom: 10px'></div>
+
+<span class='dlabel'>"reject"</span>
+<div class='code'>
+{
+	place: "equip_batch",
+    failed: true,
+    response: "invalid",
+    reason: "invalid", // You didn't send an array.
+}
+</div>
+
+<p></p>
+<span class='redlabel'>"source"</span>
diff --git a/js/runner_functions.js b/js/runner_functions.js
index 4371deb..d1d8c55 100644
--- a/js/runner_functions.js
+++ b/js/runner_functions.js
@@ -550,6 +550,26 @@ function consume(num) // consumes or uses an inventory item
 	return parent.push_deferred("equip");
 }
 
+function equip_batch(data) {
+	if (!Array.isArray(data)) {
+		game_log("Can't equip_batch non-array");
+		return rejecting_promise({reason:"invalid"});
+	}
+	if (data.length > 15) {
+		game_log("Can't equip_batch more than 15 items");
+		return rejecting_promise({reason:"invalid"});
+	}
+	for (let i = 0; i < data.length; i++) {
+		let num = data[i].num;
+		if (num < 0) {
+			game_log("Can't equip "+num);
+			return rejecting_promise({reason:"invalid"});
+		}
+	}
+	parent.socket.emit("equip_batch", data);
+	return parent.push_deferred("equip_batch");
+}
+
 function equip(num,slot) // slot is optional
 {
 	if(num<0)
@@ -1981,4 +2001,4 @@ if(parent.is_cli)
 	if(parent.ls_emulation) window._localStorage=parent.ls_emulation;
 	window.cli_require=parent.cli_require;
 }
-code_draw();
\ No newline at end of file
+code_draw();
diff --git a/node/server.js b/node/server.js
index 557b197..cc983ca 100644
--- a/node/server.js
+++ b/node/server.js
@@ -4092,7 +4092,13 @@ function init_io() {
 					} else {
 						climit = round(climit / 4);
 					}
-					if (method == "cm") {
+					if (method == "equip_batch") {
+						var cost = 1;
+						if (Array.isArray(data)) {
+							cost += data.length / 2;
+						}
+						add_call_cost(CC.equip * cost);
+					} else if (method == "cm") {
 						var add = 1;
 						var len = JSON.stringify(data.message).length;
 						var mult = 1;
@@ -6364,6 +6370,71 @@ function init_io() {
 				return socket.emit("game_response", { response: "exception", place: "upgrade", failed: true });
 			}
 		});
+		socket.on("equip_batch", function (data) {
+			let player = players[socket.id];
+			if (!player) {
+				return;
+			}
+			player.c = {};
+			if (Array.isArray(data)) {
+				data.length = min(data.length, 15);
+				let resolve = [];
+				let penalty = 0;
+				for (let i = 0; i < data.length; i++) {
+					let equip_def = data[i];
+					equip_def.num = to_number(equip_def.num);
+					if (equip_def.num >= player.items.length) {
+						resolve.push("invalid");
+						break;
+					}
+					var item = player.items[equip_def.num];
+					if (!item) {
+						resolve.push("no_item");
+						break;
+					}
+					if (item.b) {
+						resolve.push("item_blocked");
+						break;
+					}
+					if (item.name == "placeholder") {
+						resolve.push("item_placeholder");
+						break;
+					}
+					var def = G.items[item.name];
+					def.iname = item.name; //just for orb name checks [08/10/16]
+					if (!def) {
+						resolve.push("no_item");
+						break;
+					}
+					var slot = equip_def.slot || def.type;
+					var comp = can_equip_item(player, def, slot);
+					if (comp == "no") {
+						resolve.push("cant_equip");
+						break;
+					}
+					slot = comp;
+					var existing = player.slots[slot];
+					player.slots[slot] = player.items[equip_def.num];
+					player.cslots[slot] = cache_item(player.slots[slot]);
+					if (existing && existing.b) {
+						existing = null;
+					}
+					player.items[equip_def.num] = existing;
+					player.citems[equip_def.num] = cache_item(existing);
+					penalty += 120;
+					resolve.push({ num: equip_def.num, slot });
+				}
+				if ("penalty_cd" in player.s) {
+					player.s.penalty_cd.ms = min(player.s.penalty_cd.ms + penalty, 120000);
+				} else {
+					player.s.penalty_cd = { ms: penalty };
+				}
+				resend(player, "reopen+u+cid");
+				success_response("data", { slots: resolve });
+			} else {
+				return fail_response("invalid");
+			}
+		});
 		socket.on("equip", function (data) {
 			var player = players[socket.id];
 			if (!player) {