diff --git a/binaries/data/mods/public/art/textures/ui/pregame/backgrounds/seleucid1_1.png b/binaries/data/mods/public/art/textures/ui/pregame/backgrounds/seleucid1_1.png
new file mode 100644
index 0000000000..6151cf63e9
--- /dev/null
+++ b/binaries/data/mods/public/art/textures/ui/pregame/backgrounds/seleucid1_1.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:7ff9de53b5252b6163728b6f0cfb82f5c6fae8c27e5d66df157b8c1969ccb533
+size 1157114
diff --git a/binaries/data/mods/public/art/textures/ui/pregame/backgrounds/seleucid1_2.png b/binaries/data/mods/public/art/textures/ui/pregame/backgrounds/seleucid1_2.png
new file mode 100644
index 0000000000..d3dcdeabbf
--- /dev/null
+++ b/binaries/data/mods/public/art/textures/ui/pregame/backgrounds/seleucid1_2.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:7b7155f34fda7c5104ace9be4a4724c81e3863b92af73dca1cb161a1d98163f1
+size 1826930
diff --git a/binaries/data/mods/public/art/textures/ui/pregame/backgrounds/seleucid1_3.png b/binaries/data/mods/public/art/textures/ui/pregame/backgrounds/seleucid1_3.png
new file mode 100644
index 0000000000..c704f5c081
--- /dev/null
+++ b/binaries/data/mods/public/art/textures/ui/pregame/backgrounds/seleucid1_3.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:00fbe0bb430ad4e1b9753fc97a6b3ee98a49ff831c68a538f74e8fd40ba8c422
+size 1423525
diff --git a/binaries/data/mods/public/gui/pregame/backgrounds/seleucid.js b/binaries/data/mods/public/gui/pregame/backgrounds/seleucid.js
new file mode 100644
index 0000000000..60d9855236
--- /dev/null
+++ b/binaries/data/mods/public/gui/pregame/backgrounds/seleucid.js
@@ -0,0 +1,18 @@
+g_BackgroundLayerData.push(
+	[
+		{
+			"offset": (time, width) => 0.05 * width * Math.cos(0.02 * time),
+			"sprite": "background-seleucid1_1",
+			"tiling": true,
+		},
+		{
+			"offset": (time, width) => 0.10 * width * Math.cos(0.04 * time),
+			"sprite": "background-seleucid1_2",
+			"tiling": true,
+		},
+		{
+			"offset": (time, width) => 0.17 * width * Math.cos(0.05 * time) + width/8,
+			"sprite": "background-seleucid1_3",
+			"tiling": false,
+		},
+	]);
diff --git a/binaries/data/mods/public/gui/pregame/backgrounds/seleucid.xml b/binaries/data/mods/public/gui/pregame/backgrounds/seleucid.xml
new file mode 100644
index 0000000000..ca9ce57c46
--- /dev/null
+++ b/binaries/data/mods/public/gui/pregame/backgrounds/seleucid.xml
@@ -0,0 +1,26 @@
+<?xml version="1.0" encoding="utf-8"?>
+<sprites>
+	<sprite name="background-seleucid1_1">
+		<image
+			texture="pregame/backgrounds/seleucid1_1.png"
+			fixed_h_aspect_ratio="2"
+			round_coordinates="false"
+		/>
+	</sprite>
+
+	<sprite name="background-seleucid1_2">
+		<image
+			texture="pregame/backgrounds/seleucid1_2.png"
+			round_coordinates="false"
+			fixed_h_aspect_ratio="2"
+		/>
+	</sprite>
+
+	<sprite name="background-seleucid1_3">
+		<image
+			texture="pregame/backgrounds/seleucid1_3.png"
+			round_coordinates="false"
+			wrap_mode="clamp_to_edge"
+		/>
+	</sprite>
+</sprites>