Index: game/modules/tome/dialogs/UseTalents.lua
===================================================================
--- game/modules/tome/dialogs/UseTalents.lua	(revision 2987)
+++ game/modules/tome/dialogs/UseTalents.lua	(working copy)
@@ -134,6 +134,7 @@
 		local list = {
 			{name="Unbind", what="unbind"},
 			{name="Bind to left mouse click (on a target)", what="left"},
+			{name="Bind to middle mouse click (on a target)", what="middle"},
 		}
 		for i = 1, 36 do list[#list+1] = {name="Hotkey "..i, what=i} end
 		Dialog:listPopup("Bind talent: "..item.name, "How do you want to bind this talent?", list, 400, 500, function(b)
@@ -144,11 +145,15 @@
 				end
 				self.actor.hotkey[b.what] = {"talent", item.talent}
 				self:simplePopup("Hotkey "..b.what.." assigned", self.actor:getTalentFromId(item.talent).name:capitalize().." assigned to hotkey "..b.what)
+			elseif b.what == "middle" then
+				self.actor.auto_shoot_midclick_talent = item.talent
+				self:simplePopup("Middle mouse click assigned", self.actor:getTalentFromId(item.talent).name:capitalize().." assigned to middle mouse click on an hostile target.")
 			elseif b.what == "left" then
 				self.actor.auto_shoot_talent = item.talent
 				self:simplePopup("Left mouse click assigned", self.actor:getTalentFromId(item.talent).name:capitalize().." assigned to left mouse click on an hostile target.")
 			elseif b.what == "unbind" then
 				if self.actor.auto_shoot_talent == item.talent then self.actor.auto_shoot_talent = nil end
+				if self.actor.auto_shoot_midclick_talent == item.talent then self.actor.auto_shoot_midclick_talent = nil end
 				for i = 1, 36 do
 					if self.actor.hotkey[i] and self.actor.hotkey[i][1] == "talent" and self.actor.hotkey[i][2] == item.talent then self.actor.hotkey[i] = nil end
 				end
Index: game/modules/tome/class/Game.lua
===================================================================
--- game/modules/tome/class/Game.lua	(revision 2987)
+++ game/modules/tome/class/Game.lua	(working copy)
@@ -1139,6 +1139,9 @@
 		-- Default left button action
 		if button == "left" and not xrel and not yrel and event == "button" and self.zone and not self.zone.wilderness then if self:mouseLeftClick(mx, my) then return end end
 
+		-- Default middle button action
+		if button == "middle" and not xrel and not yrel and event == "button" and self.zone and not self.zone.wilderness then if self:mouseMiddleClick(mx, my) then return end end
+
 		-- Handle the mouse movement/scrolling
 		self.player:mouseHandleDefault(self.key, self.key == self.normal_key, button, mx, my, xrel, yrel, event)
 	end)
@@ -1207,6 +1210,24 @@
 	end
 end
 
+--- Middle mouse click on the map
+function _M:mouseMiddleClick(mx, my)
+	local tmx, tmy = self.level.map:getMouseTile(mx, my)
+	local p = self.player
+	local a = game.level.map(tmx, tmy, Map.ACTOR)
+	if not a then return end
+	if not p.auto_shoot_midclick_talent then return end
+	local t = p:getTalentFromId(p.auto_shoot_midclick_talent)
+	if not t then return end
+
+	local target_dist = math.floor(core.fov.distance(p.x, p.y, a.x, a.y))
+
+	if p:enoughEnergy() and p:reactionToward(a) < 0 and not p:isTalentCoolingDown(t) and p:preUseTalent(t, true, true) and target_dist <= p:getTalentRange(t) and p:canProject({type="hit"}, a.x, a.y) then
+		p:useTalent(t.id, nil, nil, nil, a)
+		return true
+	end
+end
+
 --- Right mouse click on the map
 function _M:mouseRightClick(mx, my)
 	local tmx, tmy = self.level.map:getMouseTile(mx, my)