diff --git a/entity.lua b/entity.lua
new file mode 100644
index 0000000..a4cb62a
--- /dev/null
+++ b/entity.lua
@@ -0,0 +1,89 @@
+local minetest, vector, math_rad, math_random
+    = minetest, vector, math.rad, math.random
+
+local get_node_active_selection_box = nc_extended_rotating.utility.get_node_active_selection_box;
+
+local TAU = math.pi * 2
+
+local MOD_NAME = minetest.get_current_modname()
+local ARROWS_FACE   = MOD_NAME .. ":arrows_face"
+local ARROWS_EDGE   = MOD_NAME .. ":arrows_edge"
+local ARROWS_CORNER = MOD_NAME .. ":arrows_corner"
+
+local entities_per_player = {}
+
+local function register_entity(name, mesh, rot_speed)
+    minetest.register_entity(name, {
+        initial_properties = {
+            visual = "mesh",
+            mesh   = mesh,
+            textures = { "nc_extended_rotating_arrows.png^[opacity:192" },
+            use_texture_alpha = true,
+            pointable   = false, -- Can't be interacted with.
+            static_save = false, -- Doesn't get saved.
+            automatic_rotate = math_rad(rot_speed), -- Rotation in degrees per second.
+        },
+        on_deactivate = function(self, removal)
+            if not self.player_name then return end
+            entities_per_player[self.player_name] = nil
+        end,
+    })
+end
+
+register_entity(ARROWS_FACE  , "nc_extended_rotating_face.obj"  , 120)
+register_entity(ARROWS_EDGE  , "nc_extended_rotating_edge.obj"  ,  60)
+register_entity(ARROWS_CORNER, "nc_extended_rotating_corner.obj", 120)
+
+minetest.register_on_leaveplayer(function(player, timed_out)
+    local name   = player:get_player_name()
+    local arrows = entities_per_player[name]
+    if arrows then arrows.object:remove() end
+end)
+
+local entity = {}
+
+function entity.update_entity_hint(player, state)
+    local name   = player:get_player_name()
+    local arrows = entities_per_player[name]
+
+    if state then
+        if arrows then
+            if state.pos == arrows.prev_pos and state.axis == arrows.prev_axis and state.invert == arrows.prev_invert then
+                -- No changes were made, so skip creating a new entity.
+                return
+            else
+                -- Changes were made, delete the old entity.
+                -- We do this to avoid rotation interpolation from `set_rotation`.
+                arrows.object:remove()
+                arrows = nil
+            end
+        end
+
+        local ent, off
+        if     state.mode == "face"   then ent, off = ARROWS_FACE  , state.axis / 1.85
+        elseif state.mode == "edge"   then ent, off = ARROWS_EDGE  , vector.new(0, 0, 0)
+        elseif state.mode == "corner" then ent, off = ARROWS_CORNER, state.axis / 2.65
+        end
+
+        local box = get_node_active_selection_box(state.node)
+        local max = box.max - box.min
+        local pos = state.pos + off:multiply(max)
+        local rot = vector.dir_to_rotation(state.axis)
+        rot.x = rot.x + (state.invert and -TAU/4 or TAU/4)
+
+        arrows = minetest.add_entity(pos, ent):get_luaentity()
+        arrows.object:set_properties({ visual_size = max })
+        arrows.object:set_rotation(rot)
+
+        arrows.player_name = name
+        arrows.prev_pos    = state.pos
+        arrows.prev_axis   = state.axis
+        arrows.prev_invert = state.invert
+        entities_per_player[name] = arrows
+
+    elseif arrows then
+        arrows.object:remove()
+    end
+end
+
+return entity
diff --git a/init.lua b/init.lua
index e203a2e..6a9ad9f 100755
--- a/init.lua
+++ b/init.lua
@@ -6,8 +6,10 @@ nc_extended_rotating.hud      = include("hud")
 nc_extended_rotating.registry = include("registry")
 nc_extended_rotating.rotate   = include("rotate")
 nc_extended_rotating.utility  = include("utility") -- Depends on `rotate`.
+nc_extended_rotating.entity   = include("entity")  -- Depends on `utility`.
 nc_extended_rotating.state    = include("state")   -- Depends on `registry`, `rotate` and `utility`.
 
+local update_entity_hint    = nc_extended_rotating.entity.update_entity_hint
 local update_player_hud     = nc_extended_rotating.hud.update_player_hud
 local is_rotatable          = nc_extended_rotating.registry.is_rotatable
 local register_rotatable    = nc_extended_rotating.registry.register_rotatable;
@@ -16,16 +18,14 @@ local update_rotating_state = nc_extended_rotating.state.update_rotating_state
 local get_rotating_state    = nc_extended_rotating.state.get_rotating_state
 
 -- TODO: Fix HUD showing rotation hint when we wouldn't / can't rotate.
--- TODO: Add crosshair indicators for rotating around corners.
--- TODO: Use Aux1 control to use NodeCore's built-in rotation?
 -- TODO: Add some more comments.
--- TODO: Add particles to preview rotation?
 
 nodecore.register_playerstep({
     label = "nc_extended_rotating:update",
     action = function(player, data)
         local state = update_rotating_state(player, data)
         update_player_hud(player, state)
+        update_entity_hint(player, state)
     end,
 })
 
diff --git a/models/arrows.blend b/models/arrows.blend
new file mode 100644
index 0000000..1612a9b
Binary files /dev/null and b/models/arrows.blend differ
diff --git a/models/nc_extended_rotating_corner.obj b/models/nc_extended_rotating_corner.obj
new file mode 100644
index 0000000..6c0ac3b
--- /dev/null
+++ b/models/nc_extended_rotating_corner.obj
@@ -0,0 +1,265 @@
+# Blender v3.6.4 OBJ File: 'arrows.blend'
+# www.blender.org
+mtllib nc_extended_rotating_corner.mtl
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diff --git a/models/nc_extended_rotating_edge.obj b/models/nc_extended_rotating_edge.obj
new file mode 100644
index 0000000..97627dc
--- /dev/null
+++ b/models/nc_extended_rotating_edge.obj
@@ -0,0 +1,469 @@
+# Blender v3.6.4 OBJ File: 'arrows.blend'
+# www.blender.org
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diff --git a/models/nc_extended_rotating_face.obj b/models/nc_extended_rotating_face.obj
new file mode 100644
index 0000000..4e7f60e
--- /dev/null
+++ b/models/nc_extended_rotating_face.obj
@@ -0,0 +1,223 @@
+# Blender v3.6.4 OBJ File: 'arrows.blend'
+# www.blender.org
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