Trait that removes Ultravision

Content.Shared/DeltaV/Abilities/DefaultVisionComponent.cs

@@ -0,0 +1,8 @@
+using Robust.Shared.GameStates;
+namespace Content.Shared.DeltaV.Abilities;
+
+[RegisterComponent]
+[NetworkedComponent]
+
+public sealed partial class DefaultVisionComponent : Component
+{}

Content.Shared/DeltaV/Abilities/DefaultVisionSystem.cs

@@ -0,0 +1,19 @@
+using Content.Shared.Abilities;
+using Content.Shared.DeltaV.Abilities;
+
+namespace Content.Client.DeltaV.Overlays;
+
+public sealed partial class DefaultVisionSystem : EntitySystem
+{
+    public override void Initialize()
+    {
+        base.Initialize();
+
+        SubscribeLocalEvent<DefaultVisionComponent, ComponentInit>(OnDefaultVisionInit);
+    }
+
+    private void OnDefaultVisionInit(EntityUid uid, DefaultVisionComponent component, ComponentInit args)
+    {
+        RemComp<UltraVisionComponent>(uid);
+    }
+}

Resources/Locale/en-US/deltav/traits/traits.ftl

@@ -2,3 +2,5 @@ trait-scottish-accent-name = Scottish Accent
 trait-scottish-accent-desc = Fer tha folk who come frae Hielan clan.
 trait-ultravision-desc = Whether through custom bionic eyes, random mutation,
                          or being a Harpy, you perceive the world with ultraviolet light.
+
+trait-defaultvision-desc = You lack any vision variation from the norm for a non-human species.

Resources/Prototypes/DeltaV/Traits/altvision.yml

@@ -4,3 +4,10 @@
   description: trait-ultravision-desc
   components:
     - type: UltraVision
+
+- type: trait
+  id: DefaultVision
+  name: Normal Vision
+  description: trait-defaultvision-desc
+  components:
+    - type: DefaultVision