diff --git a/Resources/Prototypes/Catalog/Fills/Backpacks/duffelbag.yml b/Resources/Prototypes/Catalog/Fills/Backpacks/duffelbag.yml
index 56d04b0c157..679436ebdfe 100644
--- a/Resources/Prototypes/Catalog/Fills/Backpacks/duffelbag.yml
+++ b/Resources/Prototypes/Catalog/Fills/Backpacks/duffelbag.yml
@@ -447,5 +447,5 @@
       storagebase: !type:AllSelector
         children:
         - id: WeaponShotgunHushpup
-        - id: BoxLethalshot
+        - id: BoxShellCaseless # DeltaV switched default to caseless shells
         - id: TreasureCoinIron
diff --git a/Resources/Prototypes/Entities/Objects/Weapons/Guns/Shotguns/shotguns.yml b/Resources/Prototypes/Entities/Objects/Weapons/Guns/Shotguns/shotguns.yml
index 21ff848526b..1218e9826f6 100644
--- a/Resources/Prototypes/Entities/Objects/Weapons/Guns/Shotguns/shotguns.yml
+++ b/Resources/Prototypes/Entities/Objects/Weapons/Guns/Shotguns/shotguns.yml
@@ -313,6 +313,7 @@
     - 0,0,3,0 # smaller than BaseShotgun by 1 tile
   - type: BallisticAmmoProvider
     capacity: 4
+    proto: ShellShotgunCaseless # DeltaV - Use caseless shells
   - type: GunRequiresWield
   - type: Gun
     soundGunshot:
diff --git a/Resources/Prototypes/_DV/Entities/Objects/Weapons/Guns/Ammunition/Boxes/shotgun.yml b/Resources/Prototypes/_DV/Entities/Objects/Weapons/Guns/Ammunition/Boxes/shotgun.yml
index 34ed18191fb..a7c4d05b301 100644
--- a/Resources/Prototypes/_DV/Entities/Objects/Weapons/Guns/Ammunition/Boxes/shotgun.yml
+++ b/Resources/Prototypes/_DV/Entities/Objects/Weapons/Guns/Ammunition/Boxes/shotgun.yml
@@ -6,3 +6,20 @@
   components:
   - type: BallisticAmmoProvider
     proto: ShellSoulbreaker
+
+- type: entity
+  parent: AmmoProviderShotgunShell
+  id: BoxShellCaseless
+  name: ammunition box (.50 caseless)
+  description: A box full of caseless shotgun cartridges, designed to leave no trace behind.
+  components:
+  - type: BallisticAmmoProvider
+    proto: ShellShotgunCaseless
+  - type: Sprite
+    sprite: _DV/Objects/Weapons/Guns/Ammunition/Boxes/shotgun.rsi
+    layers:
+    - state: base
+      map: [ "enum.GunVisualLayers.Base" ]
+    - state: mag-1
+      map: [ "enum.GunVisualLayers.Mag" ]
+    - state: caseless
diff --git a/Resources/Prototypes/_DV/Entities/Objects/Weapons/Guns/Ammunition/Cartridges/shotgun.yml b/Resources/Prototypes/_DV/Entities/Objects/Weapons/Guns/Ammunition/Cartridges/shotgun.yml
new file mode 100644
index 00000000000..455fc6d68d2
--- /dev/null
+++ b/Resources/Prototypes/_DV/Entities/Objects/Weapons/Guns/Ammunition/Cartridges/shotgun.yml
@@ -0,0 +1,14 @@
+- type: entity
+  parent: [ ShellShotgun ]
+  id: ShellShotgunCaseless
+  name: caseless shell (.50 pellet)
+  description: An advanced caseless cartridge used by most modern shotguns. Leaves no trace behind while firing standard kinetic ammunition.
+  components:
+  - type: CartridgeAmmo
+    proto: PelletShotgunSpread
+    deleteOnSpawn: true
+  - type: Sprite
+    sprite: _DV/Objects/Weapons/Guns/Ammunition/Casings/caseless_shotgun_shell.rsi
+    layers:
+    - state: base
+      map: [ "enum.AmmoVisualLayers.Base" ]
diff --git a/Resources/Textures/_DV/Objects/Weapons/Guns/Ammunition/Boxes/shotgun.rsi/base.png b/Resources/Textures/_DV/Objects/Weapons/Guns/Ammunition/Boxes/shotgun.rsi/base.png
new file mode 100644
index 00000000000..f460615079d
Binary files /dev/null and b/Resources/Textures/_DV/Objects/Weapons/Guns/Ammunition/Boxes/shotgun.rsi/base.png differ
diff --git a/Resources/Textures/_DV/Objects/Weapons/Guns/Ammunition/Boxes/shotgun.rsi/caseless.png b/Resources/Textures/_DV/Objects/Weapons/Guns/Ammunition/Boxes/shotgun.rsi/caseless.png
new file mode 100644
index 00000000000..62deacbd2b6
Binary files /dev/null and b/Resources/Textures/_DV/Objects/Weapons/Guns/Ammunition/Boxes/shotgun.rsi/caseless.png differ
diff --git a/Resources/Textures/_DV/Objects/Weapons/Guns/Ammunition/Boxes/shotgun.rsi/mag-1.png b/Resources/Textures/_DV/Objects/Weapons/Guns/Ammunition/Boxes/shotgun.rsi/mag-1.png
new file mode 100644
index 00000000000..d77e6507b00
Binary files /dev/null and b/Resources/Textures/_DV/Objects/Weapons/Guns/Ammunition/Boxes/shotgun.rsi/mag-1.png differ
diff --git a/Resources/Textures/_DV/Objects/Weapons/Guns/Ammunition/Boxes/shotgun.rsi/mag-2.png b/Resources/Textures/_DV/Objects/Weapons/Guns/Ammunition/Boxes/shotgun.rsi/mag-2.png
new file mode 100644
index 00000000000..eaff18cf288
Binary files /dev/null and b/Resources/Textures/_DV/Objects/Weapons/Guns/Ammunition/Boxes/shotgun.rsi/mag-2.png differ
diff --git a/Resources/Textures/_DV/Objects/Weapons/Guns/Ammunition/Boxes/shotgun.rsi/mag-3.png b/Resources/Textures/_DV/Objects/Weapons/Guns/Ammunition/Boxes/shotgun.rsi/mag-3.png
new file mode 100644
index 00000000000..1563f21fe71
Binary files /dev/null and b/Resources/Textures/_DV/Objects/Weapons/Guns/Ammunition/Boxes/shotgun.rsi/mag-3.png differ
diff --git a/Resources/Textures/_DV/Objects/Weapons/Guns/Ammunition/Boxes/shotgun.rsi/mag-4.png b/Resources/Textures/_DV/Objects/Weapons/Guns/Ammunition/Boxes/shotgun.rsi/mag-4.png
new file mode 100644
index 00000000000..9a3c99707fe
Binary files /dev/null and b/Resources/Textures/_DV/Objects/Weapons/Guns/Ammunition/Boxes/shotgun.rsi/mag-4.png differ
diff --git a/Resources/Textures/_DV/Objects/Weapons/Guns/Ammunition/Boxes/shotgun.rsi/meta.json b/Resources/Textures/_DV/Objects/Weapons/Guns/Ammunition/Boxes/shotgun.rsi/meta.json
new file mode 100644
index 00000000000..0343f6528a1
--- /dev/null
+++ b/Resources/Textures/_DV/Objects/Weapons/Guns/Ammunition/Boxes/shotgun.rsi/meta.json
@@ -0,0 +1,29 @@
+{
+    "version": 1,
+    "license": "CC-BY-SA-3.0",
+    "copyright": "Taken from https://github.com/space-wizards/space-station-14/commit/af3593a3b7c2a36b0e0c4a19cc846e96f139fb58 with sprites by SpaceRox1244, edited by Carol",
+    "size": {
+        "x": 32,
+        "y": 32
+    },
+    "states": [
+        {
+            "name": "base"
+        },
+        {
+            "name": "mag-1"
+        },
+        {
+            "name": "mag-2"
+        },
+        {
+            "name": "mag-3"
+        },
+        {
+            "name": "mag-4"
+        },
+        {
+            "name": "caseless"
+        }
+    ]
+}
diff --git a/Resources/Textures/_DV/Objects/Weapons/Guns/Ammunition/Casings/caseless_shotgun_shell.rsi/base-spent.png b/Resources/Textures/_DV/Objects/Weapons/Guns/Ammunition/Casings/caseless_shotgun_shell.rsi/base-spent.png
new file mode 100644
index 00000000000..caff321cd78
Binary files /dev/null and b/Resources/Textures/_DV/Objects/Weapons/Guns/Ammunition/Casings/caseless_shotgun_shell.rsi/base-spent.png differ
diff --git a/Resources/Textures/_DV/Objects/Weapons/Guns/Ammunition/Casings/caseless_shotgun_shell.rsi/base.png b/Resources/Textures/_DV/Objects/Weapons/Guns/Ammunition/Casings/caseless_shotgun_shell.rsi/base.png
new file mode 100644
index 00000000000..0f67971d9da
Binary files /dev/null and b/Resources/Textures/_DV/Objects/Weapons/Guns/Ammunition/Casings/caseless_shotgun_shell.rsi/base.png differ
diff --git a/Resources/Textures/_DV/Objects/Weapons/Guns/Ammunition/Casings/caseless_shotgun_shell.rsi/meta.json b/Resources/Textures/_DV/Objects/Weapons/Guns/Ammunition/Casings/caseless_shotgun_shell.rsi/meta.json
new file mode 100644
index 00000000000..1bf47d72733
--- /dev/null
+++ b/Resources/Textures/_DV/Objects/Weapons/Guns/Ammunition/Casings/caseless_shotgun_shell.rsi/meta.json
@@ -0,0 +1,17 @@
+{
+    "version": 1,
+    "license": "CC-BY-SA-3.0",
+    "copyright": "https://github.com/discordia-space/CEV-Eris/raw/e1d495c3faf4642b6ec1c4be8acc7cd5bc51d785/icons/obj/ammo.dmi, modified by Carol",
+    "size": {
+        "x": 32,
+        "y": 32
+    },
+    "states": [
+        {
+            "name": "base"
+        },
+        {
+            "name": "base-spent"
+        }
+    ]
+}