diff --git a/Content.Shared/Ghost/SpectralComponent.cs b/Content.Shared/Ghost/SpectralComponent.cs
new file mode 100644
index 00000000000000..78729723618310
--- /dev/null
+++ b/Content.Shared/Ghost/SpectralComponent.cs
@@ -0,0 +1,9 @@
+using Robust.Shared.Prototypes;
+
+namespace Content.Shared.Ghost;
+
+/// <summary>
+/// Marker component to identify "ghostly" entities.
+/// </summary>
+[RegisterComponent]
+public sealed partial class SpectralComponent : Component {}
diff --git a/Resources/Prototypes/Entities/Mobs/Player/observer.yml b/Resources/Prototypes/Entities/Mobs/Player/observer.yml
index c02629c4d6fd81..291af09056726f 100644
--- a/Resources/Prototypes/Entities/Mobs/Player/observer.yml
+++ b/Resources/Prototypes/Entities/Mobs/Player/observer.yml
@@ -4,6 +4,7 @@
   abstract: true
   description: Mobs without physical bodies
   components:
+  - type: Spectral
   - type: Sprite
     noRot: true
     overrideContainerOcclusion: true # Always show up regardless of where they're contained.
diff --git a/Resources/Prototypes/Entities/Objects/Fun/spectral_locator.yml b/Resources/Prototypes/Entities/Objects/Fun/spectral_locator.yml
index ff309958bbc361..cbc8d0e0f0e9a9 100644
--- a/Resources/Prototypes/Entities/Objects/Fun/spectral_locator.yml
+++ b/Resources/Prototypes/Entities/Objects/Fun/spectral_locator.yml
@@ -26,7 +26,7 @@
     range: 8
     criteria:
       components:
-      - Ghost
+      - Spectral # reacts to AI eye, intentional
   - type: Beeper
     isMuted: true
     minBeepInterval: 0.1