diff --git a/Content.Client/GameObjects/Components/Power/ApcNetComponents/PowerReceiverUsers/PoweredLightVisualizer.cs b/Content.Client/GameObjects/Components/Power/ApcNetComponents/PowerReceiverUsers/PoweredLightVisualizer.cs
new file mode 100644
index 0000000000..2c06aaf864
--- /dev/null
+++ b/Content.Client/GameObjects/Components/Power/ApcNetComponents/PowerReceiverUsers/PoweredLightVisualizer.cs
@@ -0,0 +1,153 @@
+#nullable enable
+using System;
+using Content.Shared.GameObjects.Components.Power.ApcNetComponents.PowerReceiverUsers;
+using JetBrains.Annotations;
+using Robust.Client.Animations;
+using Robust.Client.GameObjects;
+using Robust.Shared.Animations;
+using Robust.Shared.GameObjects;
+using Robust.Shared.IoC;
+using Robust.Shared.Maths;
+using Robust.Shared.Random;
+using Robust.Shared.Serialization;
+using YamlDotNet.RepresentationModel;
+
+namespace Content.Client.GameObjects.Components.Power.ApcNetComponents.PowerReceiverUsers
+{
+    [UsedImplicitly]
+    public class PoweredLightVisualizer : AppearanceVisualizer
+    {
+        private float _minBlinkingTime;
+        private float _maxBlinkingTime;
+        private string? _blinkingSound;
+
+        private bool _wasBlinking;
+
+        private Action<string>? _blinkingCallback;
+
+        public override void LoadData(YamlMappingNode node)
+        {
+            base.LoadData(node);
+
+            var serializer = YamlObjectSerializer.NewReader(node);
+            serializer.DataField(ref _minBlinkingTime, "minBlinkingTime", 0.5f);
+            serializer.DataField(ref _maxBlinkingTime, "maxBlinkingTime", 2.0f);
+            serializer.DataField(ref _blinkingSound, "blinkingSound", null);
+        }
+
+        public override void OnChangeData(AppearanceComponent component)
+        {
+            base.OnChangeData(component);
+
+            if (!component.Owner.TryGetComponent(out ISpriteComponent? sprite)) return;
+            if (!component.Owner.TryGetComponent(out PointLightComponent? light)) return;
+            if (!component.TryGetData(PoweredLightVisuals.BulbState, out PoweredLightState state)) return;
+
+            switch (state)
+            {
+                case PoweredLightState.Empty:
+                    sprite.LayerSetState(PoweredLightLayers.Base, "empty");
+                    ToggleBlinkingAnimation(component, false);
+                    light.Enabled = false;
+                    break;
+                case PoweredLightState.Off:
+                    sprite.LayerSetState(PoweredLightLayers.Base, "off");
+                    ToggleBlinkingAnimation(component, false);
+                    light.Enabled = false;
+                    break;
+                case PoweredLightState.On:
+                    if (component.TryGetData(PoweredLightVisuals.BulbColor, out Color color))
+                        light.Color = color;
+                    if (component.TryGetData(PoweredLightVisuals.Blinking, out bool isBlinking))
+                        ToggleBlinkingAnimation(component, isBlinking);
+                    if (!isBlinking)
+                    {
+                        sprite.LayerSetState(PoweredLightLayers.Base, "on");
+                        light.Enabled = true;
+                    }
+                    break;
+                case PoweredLightState.Broken:
+                    sprite.LayerSetState(PoweredLightLayers.Base, "broken");
+                    ToggleBlinkingAnimation(component, false);
+                    light.Enabled = false;
+                    break;
+                case PoweredLightState.Burned:
+                    sprite.LayerSetState(PoweredLightLayers.Base, "burn");
+                    ToggleBlinkingAnimation(component, false);
+                    light.Enabled = false;
+                    break;
+            }
+        }
+
+
+        private void ToggleBlinkingAnimation(AppearanceComponent component, bool isBlinking)
+        {
+            if (isBlinking == _wasBlinking)
+                return;
+            _wasBlinking = isBlinking;
+
+            component.Owner.EnsureComponent(out AnimationPlayerComponent animationPlayer);
+
+            if (isBlinking)
+            {
+                _blinkingCallback = (animName) => animationPlayer.Play(BlinkingAnimation(), "blinking");
+                animationPlayer.AnimationCompleted += _blinkingCallback;
+                animationPlayer.Play(BlinkingAnimation(), "blinking");
+            }
+            else if (animationPlayer.HasRunningAnimation("blinking"))
+            {
+                if (_blinkingCallback != null)
+                    animationPlayer.AnimationCompleted -= _blinkingCallback;
+                animationPlayer.Stop("blinking");
+            }
+        }
+
+        private Animation BlinkingAnimation()
+        {
+            var random = IoCManager.Resolve<IRobustRandom>();
+            var randomTime = random.NextFloat() *
+                (_maxBlinkingTime - _minBlinkingTime) + _minBlinkingTime;
+
+            var blinkingAnim =  new Animation()
+            {
+                Length = TimeSpan.FromSeconds(randomTime),
+                AnimationTracks =
+                {
+                    new AnimationTrackComponentProperty
+                    {
+                        ComponentType = typeof(PointLightComponent),
+                        InterpolationMode = AnimationInterpolationMode.Nearest,
+                        Property = nameof(PointLightComponent.Enabled),
+                        KeyFrames =
+                        {
+                            new AnimationTrackProperty.KeyFrame(false, 0),
+                            new AnimationTrackProperty.KeyFrame(true, 1)
+                        }
+                    },
+                    new AnimationTrackSpriteFlick()
+                    {
+                        LayerKey = PoweredLightLayers.Base,
+                        KeyFrames =
+                        {
+                            new AnimationTrackSpriteFlick.KeyFrame("off", 0),
+                            new AnimationTrackSpriteFlick.KeyFrame("on", 0.5f)
+                        }
+                    }
+                }
+             };
+
+            if (_blinkingSound != null)
+            {
+                blinkingAnim.AnimationTracks.Add(new AnimationTrackPlaySound()
+                {
+                    KeyFrames =
+                        {
+                            new AnimationTrackPlaySound.KeyFrame(_blinkingSound, 0.5f)
+                        }
+                });
+            }
+
+            return blinkingAnim;
+        }
+    }
+}
diff --git a/Content.Client/Input/ContentContexts.cs b/Content.Client/Input/ContentContexts.cs
index b12c0a83d5..c49b79dcec 100644
--- a/Content.Client/Input/ContentContexts.cs
+++ b/Content.Client/Input/ContentContexts.cs
@@ -46,26 +46,28 @@ namespace Content.Client.Input
             human.AddFunction(ContentKeyFunctions.Arcade1);
             human.AddFunction(ContentKeyFunctions.Arcade2);
             human.AddFunction(ContentKeyFunctions.Arcade3);
-            human.AddFunction(ContentKeyFunctions.OpenActionsMenu);
-            human.AddFunction(ContentKeyFunctions.Hotbar0);
-            human.AddFunction(ContentKeyFunctions.Hotbar1);
-            human.AddFunction(ContentKeyFunctions.Hotbar2);
-            human.AddFunction(ContentKeyFunctions.Hotbar3);
-            human.AddFunction(ContentKeyFunctions.Hotbar4);
-            human.AddFunction(ContentKeyFunctions.Hotbar5);
-            human.AddFunction(ContentKeyFunctions.Hotbar6);
-            human.AddFunction(ContentKeyFunctions.Hotbar7);
-            human.AddFunction(ContentKeyFunctions.Hotbar8);
-            human.AddFunction(ContentKeyFunctions.Hotbar9);
-            human.AddFunction(ContentKeyFunctions.Loadout1);
-            human.AddFunction(ContentKeyFunctions.Loadout2);
-            human.AddFunction(ContentKeyFunctions.Loadout3);
-            human.AddFunction(ContentKeyFunctions.Loadout4);
-            human.AddFunction(ContentKeyFunctions.Loadout5);
-            human.AddFunction(ContentKeyFunctions.Loadout6);
-            human.AddFunction(ContentKeyFunctions.Loadout7);
-            human.AddFunction(ContentKeyFunctions.Loadout8);
-            human.AddFunction(ContentKeyFunctions.Loadout9);
+
+            // actions should be common (for ghosts, mobs, etc)
+            common.AddFunction(ContentKeyFunctions.OpenActionsMenu);
+            common.AddFunction(ContentKeyFunctions.Hotbar0);
+            common.AddFunction(ContentKeyFunctions.Hotbar1);
+            common.AddFunction(ContentKeyFunctions.Hotbar2);
+            common.AddFunction(ContentKeyFunctions.Hotbar3);
+            common.AddFunction(ContentKeyFunctions.Hotbar4);
+            common.AddFunction(ContentKeyFunctions.Hotbar5);
+            common.AddFunction(ContentKeyFunctions.Hotbar6);
+            common.AddFunction(ContentKeyFunctions.Hotbar7);
+            common.AddFunction(ContentKeyFunctions.Hotbar8);
+            common.AddFunction(ContentKeyFunctions.Hotbar9);
+            common.AddFunction(ContentKeyFunctions.Loadout1);
+            common.AddFunction(ContentKeyFunctions.Loadout2);
+            common.AddFunction(ContentKeyFunctions.Loadout3);
+            common.AddFunction(ContentKeyFunctions.Loadout4);
+            common.AddFunction(ContentKeyFunctions.Loadout5);
+            common.AddFunction(ContentKeyFunctions.Loadout6);
+            common.AddFunction(ContentKeyFunctions.Loadout7);
+            common.AddFunction(ContentKeyFunctions.Loadout8);
+            common.AddFunction(ContentKeyFunctions.Loadout9);
 
             var ghost = contexts.New("ghost", "common");
             ghost.AddFunction(EngineKeyFunctions.MoveUp);
diff --git a/Content.Server/Actions/GhostBoo.cs b/Content.Server/Actions/GhostBoo.cs
new file mode 100644
index 0000000000..e8ab01becc
--- /dev/null
+++ b/Content.Server/Actions/GhostBoo.cs
@@ -0,0 +1,54 @@
+#nullable enable
+using System.Linq;
+using Content.Server.GameObjects.Components.Observer;
+using Content.Shared.Actions;
+using Content.Shared.GameObjects.Components.Mobs;
+using Content.Shared.Utility;
+using JetBrains.Annotations;
+using Robust.Shared.Serialization;
+
+namespace Content.Server.Actions
+{
+    /// <summary>
+    ///     Blink lights and scare livings
+    /// </summary>
+    [UsedImplicitly]
+    public class GhostBoo : IInstantAction
+    {
+        private float _radius;
+        private float _cooldown;
+        private int _maxTargets;
+
+        void IExposeData.ExposeData(ObjectSerializer serializer)
+        {
+            serializer.DataField(ref _radius, "radius", 3);
+            serializer.DataField(ref _cooldown, "cooldown", 120);
+            serializer.DataField(ref _maxTargets, "maxTargets", 3);
+        }
+
+        public void DoInstantAction(InstantActionEventArgs args)
+        {
+            if (!args.Performer.TryGetComponent<SharedActionsComponent>(out var actions)) return;
+
+            // find all IGhostBooAffected nearby and do boo on them
+            var entityMan = args.Performer.EntityManager;
+            var ents = entityMan.GetEntitiesInRange(args.Performer, _radius, false);
+
+            var booCounter = 0;
+            foreach (var ent in ents)
+            {
+                var boos = ent.GetAllComponents<IGhostBooAffected>().ToList();
+                foreach (var boo in boos)
+                {
+                    if (boo.AffectedByGhostBoo(args))
+                        booCounter++;
+                }
+
+                if (booCounter >= _maxTargets)
+                    break;
+            }
+
+            actions.Cooldown(args.ActionType, Cooldowns.SecondsFromNow(_cooldown));
+        }
+    }
+}
diff --git a/Content.Server/GameObjects/Components/Observer/IGhostBooAffected.cs b/Content.Server/GameObjects/Components/Observer/IGhostBooAffected.cs
new file mode 100644
index 0000000000..26bc68b6ba
--- /dev/null
+++ b/Content.Server/GameObjects/Components/Observer/IGhostBooAffected.cs
@@ -0,0 +1,19 @@
+#nullable enable
+using Content.Shared.Actions;
+
+namespace Content.Server.GameObjects.Components.Observer
+{
+    /// <summary>
+    ///     Allow ghost to interact with object by boo action
+    /// </summary>
+    public interface IGhostBooAffected
+    {
+        /// <summary>
+        ///     Invokes when ghost used boo action near entity.
+        ///     Use it to blink lights or make something spooky.
+        /// </summary>
+        /// <param name="args">Boo action details</param>
+        /// <returns>Returns true if object was affected</returns>
+        bool AffectedByGhostBoo(InstantActionEventArgs args);
+    }
+}
diff --git a/Content.Server/GameObjects/Components/Power/ApcNetComponents/PowerReceiverUsers/PoweredLightComponent.cs b/Content.Server/GameObjects/Components/Power/ApcNetComponents/PowerReceiverUsers/PoweredLightComponent.cs
index 5faa922a0d..b6613ea344 100644
--- a/Content.Server/GameObjects/Components/Power/ApcNetComponents/PowerReceiverUsers/PoweredLightComponent.cs
+++ b/Content.Server/GameObjects/Components/Power/ApcNetComponents/PowerReceiverUsers/PoweredLightComponent.cs
@@ -6,8 +6,11 @@ using Content.Server.GameObjects.Components.Items.Storage;
 using Content.Server.GameObjects.Components.MachineLinking;
 using Content.Server.GameObjects.Components.MachineLinking.Signals;
 using Content.Server.GameObjects.Components.Mobs;
+using Content.Server.GameObjects.Components.Observer;
+using Content.Shared.Actions;
 using Content.Shared.Damage;
 using Content.Shared.GameObjects.Components.Damage;
+using Content.Shared.GameObjects.Components.Power.ApcNetComponents.PowerReceiverUsers;
 using Content.Shared.Interfaces;
 using Content.Shared.Interfaces.GameObjects.Components;
 using Robust.Server.GameObjects;
@@ -15,6 +18,7 @@ using Robust.Shared.Audio;
 using Robust.Shared.GameObjects;
 using Robust.Shared.IoC;
 using Robust.Shared.Localization;
+using Robust.Shared.Log;
 using Robust.Shared.Serialization;
 using Robust.Shared.Timing;
 using Robust.Shared.ViewVariables;
@@ -25,17 +29,27 @@ namespace Content.Server.GameObjects.Components.Power.ApcNetComponents.PowerRece
     ///     Component that represents a wall light. It has a light bulb that can be replaced when broken.
     /// </summary>
     [RegisterComponent]
-    public class PoweredLightComponent : Component, IInteractHand, IInteractUsing, IMapInit, ISignalReceiver<bool>, ISignalReceiver<ToggleSignal>
+    public class PoweredLightComponent : Component, IInteractHand, IInteractUsing, IMapInit, ISignalReceiver<bool>, ISignalReceiver<ToggleSignal>, IGhostBooAffected
     {
         [Dependency] private readonly IGameTiming _gameTiming = default!;
 
         public override string Name => "PoweredLight";
 
         private static readonly TimeSpan _thunkDelay = TimeSpan.FromSeconds(2);
+        // time to blink light when ghost made boo nearby
+        private static readonly TimeSpan ghostBlinkingTime = TimeSpan.FromSeconds(10);
+        private static readonly TimeSpan ghostBlinkingCooldown = TimeSpan.FromSeconds(60);
+
+        [ComponentDependency]
+        private readonly AppearanceComponent? _appearance;
+
         private TimeSpan _lastThunk;
+        private TimeSpan? _lastGhostBlink;
         private bool _hasLampOnSpawn;
 
         [ViewVariables] private bool _on;
+        [ViewVariables] private bool _isBlinking;
+        [ViewVariables] private bool _ignoreGhostsBoo;
 
         private LightBulbType BulbType = LightBulbType.Tube;
         [ViewVariables] private ContainerSlot _lightBulbContainer = default!;
@@ -145,6 +159,7 @@ namespace Content.Server.GameObjects.Components.Power.ApcNetComponents.PowerRece
             serializer.DataField(ref BulbType, "bulb", LightBulbType.Tube);
             serializer.DataField(ref _on, "on", true);
             serializer.DataField(ref _hasLampOnSpawn, "hasLampOnSpawn", true);
+            serializer.DataField(ref _ignoreGhostsBoo, "ignoreGhostsBoo", false);
         }
 
         /// <summary>
@@ -163,13 +178,11 @@ namespace Content.Server.GameObjects.Components.Power.ApcNetComponents.PowerRece
         public void UpdateLight()
         {
             var powerReceiver = Owner.GetComponent<PowerReceiverComponent>();
-            var sprite = Owner.GetComponent<SpriteComponent>();
-            var light = Owner.GetComponent<PointLightComponent>();
+
             if (LightBulb == null) // No light bulb.
             {
                 powerReceiver.Load = 0;
-                sprite.LayerSetState(0, "empty");
-                light.Enabled = false;
+                _appearance?.SetData(PoweredLightVisuals.BulbState, PoweredLightState.Empty);
                 return;
             }
 
@@ -179,9 +192,8 @@ namespace Content.Server.GameObjects.Components.Power.ApcNetComponents.PowerRece
                     if (powerReceiver.Powered && _on)
                     {
                         powerReceiver.Load = LightBulb.PowerUse;
-                        sprite.LayerSetState(0, "on");
-                        light.Enabled = true;
-                        light.Color = LightBulb.Color;
+                        _appearance?.SetData(PoweredLightVisuals.BulbState, PoweredLightState.On);
+                        _appearance?.SetData(PoweredLightVisuals.BulbColor, LightBulb.Color);
                         var time = _gameTiming.CurTime;
                         if (time > _lastThunk + _thunkDelay)
                         {
@@ -191,17 +203,14 @@ namespace Content.Server.GameObjects.Components.Power.ApcNetComponents.PowerRece
                     }
                     else
                     {
-                        sprite.LayerSetState(0, "off");
-                        light.Enabled = false;
+                        _appearance?.SetData(PoweredLightVisuals.BulbState, PoweredLightState.Off);
                     }
                     break;
                 case LightBulbState.Broken:
-                    sprite.LayerSetState(0, "broken");
-                    light.Enabled = false;
+                    _appearance?.SetData(PoweredLightVisuals.BulbState, PoweredLightState.Broken);
                     break;
                 case LightBulbState.Burned:
-                    sprite.LayerSetState(0, "burned");
-                    light.Enabled = false;
+                    _appearance?.SetData(PoweredLightVisuals.BulbState, PoweredLightState.Burned);
                     break;
             }
         }
@@ -268,5 +277,36 @@ namespace Content.Server.GameObjects.Components.Power.ApcNetComponents.PowerRece
             _on = !_on;
             UpdateLight();
         }
+
+        public void ToggleBlinkingLight(bool isNowBlinking)
+        {
+            if (_isBlinking == isNowBlinking)
+                return;
+
+            _isBlinking = isNowBlinking;
+            _appearance?.SetData(PoweredLightVisuals.Blinking, _isBlinking);
+        }
+
+        public bool AffectedByGhostBoo(InstantActionEventArgs args)
+        {
+            if (_ignoreGhostsBoo)
+                return false;
+
+            // check cooldown first to prevent abuse
+            var time = _gameTiming.CurTime;
+            if (_lastGhostBlink != null)
+            {
+                if (time <= _lastGhostBlink + ghostBlinkingCooldown)
+                    return false;
+            }
+            _lastGhostBlink = time;
+
+            ToggleBlinkingLight(true);
+            Owner.SpawnTimer(ghostBlinkingTime, () => {
+                ToggleBlinkingLight(false);
+            });
+
+            return true;
+        }
     }
 }
diff --git a/Content.Shared/Actions/ActionType.cs b/Content.Shared/Actions/ActionType.cs
index 80690d8117..db95f165ee 100644
--- a/Content.Shared/Actions/ActionType.cs
+++ b/Content.Shared/Actions/ActionType.cs
@@ -8,6 +8,7 @@
         Error,
         HumanScream,
         Disarm,
+        GhostBoo,
         DebugInstant,
         DebugToggle,
         DebugTargetPoint,
diff --git a/Content.Shared/GameObjects/Components/Power/ApcNetComponents/PowerReceiverUsers/SharedPoweredLightVisuals.cs b/Content.Shared/GameObjects/Components/Power/ApcNetComponents/PowerReceiverUsers/SharedPoweredLightVisuals.cs
new file mode 100644
index 0000000000..6fdd3a5b3d
--- /dev/null
+++ b/Content.Shared/GameObjects/Components/Power/ApcNetComponents/PowerReceiverUsers/SharedPoweredLightVisuals.cs
@@ -0,0 +1,29 @@
+#nullable enable
+using Robust.Shared.Serialization;
+using System;
+
+namespace Content.Shared.GameObjects.Components.Power.ApcNetComponents.PowerReceiverUsers
+{
+    [Serializable, NetSerializable]
+    public enum PoweredLightVisuals : byte
+    {
+        BulbState,
+        BulbColor,
+        Blinking
+    }
+
+    [Serializable, NetSerializable]
+    public enum PoweredLightState : byte
+    {
+        Empty,
+        On,
+        Off,
+        Broken,
+        Burned
+    }
+
+    public enum PoweredLightLayers : byte
+    {
+        Base
+    }
+}
diff --git a/Resources/Prototypes/Actions/actions.yml b/Resources/Prototypes/Actions/actions.yml
index d588369a6b..badf781f8f 100644
--- a/Resources/Prototypes/Actions/actions.yml
+++ b/Resources/Prototypes/Actions/actions.yml
@@ -33,6 +33,19 @@
   repeat: true
   behavior: !type:DisarmAction { }
 
+- type: action
+  actionType: GhostBoo
+  icon: Interface/Actions/scream.png
+  name: "Boo"
+  description: "Scare your crew members because of boredom!"
+  filters:
+    - ghost
+  behaviorType: Instant
+  behavior: !type:GhostBoo
+    radius: 3
+    cooldown: 120
+    maxTargets: 3
+
 - type: action
   actionType: DebugInstant
   icon: Interface/Alerts/Human/human1.png
diff --git a/Resources/Prototypes/Entities/Constructible/Walls/emergency_light.yml b/Resources/Prototypes/Entities/Constructible/Walls/emergency_light.yml
index a97c19eea8..cbcb1a0e6f 100644
--- a/Resources/Prototypes/Entities/Constructible/Walls/emergency_light.yml
+++ b/Resources/Prototypes/Entities/Constructible/Walls/emergency_light.yml
@@ -18,7 +18,8 @@
   - type: EmergencyLight
   - type: Sprite
     sprite: Constructible/Lighting/emergency_light.rsi
-    state: emergency_light_off
+    layers:
+    - state: emergency_light_off
   placement:
     snap:
     - Wallmount
diff --git a/Resources/Prototypes/Entities/Constructible/Walls/lighting.yml b/Resources/Prototypes/Entities/Constructible/Walls/lighting.yml
index 3f9a666352..2e1c49aa26 100644
--- a/Resources/Prototypes/Entities/Constructible/Walls/lighting.yml
+++ b/Resources/Prototypes/Entities/Constructible/Walls/lighting.yml
@@ -16,6 +16,9 @@
   - type: LoopingSound
   - type: Sprite
     sprite: Constructible/Lighting/light_tube.rsi
+    layers:
+    - state: on
+      map: ["enum.PoweredLightLayers.Base"]
     state: on
   - type: PointLight
     radius: 8
@@ -57,6 +60,10 @@
   - type: PoweredLight
     bulb: Tube
   - type: PowerReceiver
+  - type: Appearance
+    visuals:
+    - type: PoweredLightVisualizer
+      blinkingSound: "/Audio/Machines/light_tube_on.ogg"
 
 - type: entity
   id: PoweredlightEmpty
@@ -122,6 +129,9 @@
   - type: PoweredLight
     bulb: Bulb
   - type: PowerReceiver
+  - type: Appearance
+    visuals:
+    - type: PoweredLightVisualizer
 
 - type: entity
   id: PoweredSmallLightEmpty
diff --git a/Resources/Prototypes/Entities/Mobs/Player/observer.yml b/Resources/Prototypes/Entities/Mobs/Player/observer.yml
index ddb6d7dec9..c8ff82560a 100644
--- a/Resources/Prototypes/Entities/Mobs/Player/observer.yml
+++ b/Resources/Prototypes/Entities/Mobs/Player/observer.yml
@@ -41,3 +41,6 @@
     baseSprintSpeed: 14
     baseWalkSpeed: 7
   - type: MovementIgnoreGravity
+  - type: Actions
+    innateActions:
+      - GhostBoo