diff --git a/client_assets/multi_poly/gtnh_icon.png b/client_assets/multi_poly/gtnh_icon.png
new file mode 100644
index 00000000..ed97a4ea
Binary files /dev/null and b/client_assets/multi_poly/gtnh_icon.png differ
diff --git a/src/gtnh/assembler/multi_poly.py b/src/gtnh/assembler/multi_poly.py
index 05a47a48..74f0eded 100644
--- a/src/gtnh/assembler/multi_poly.py
+++ b/src/gtnh/assembler/multi_poly.py
@@ -5,7 +5,7 @@
 
 from gtnh.assembler.downloader import get_asset_version_cache_location
 from gtnh.assembler.generic_assembler import GenericAssembler
-from gtnh.defs import JAVA_9_ARCHIVE_SUFFIX, MMC_PACK_INSTANCE, MMC_PACK_JSON, RELEASE_MMC_DIR, Side
+from gtnh.defs import JAVA_9_ARCHIVE_SUFFIX, MMC_ASSETS_DIR, MMC_PACK_INSTANCE, MMC_PACK_JSON, RELEASE_MMC_DIR, Side
 from gtnh.models.gtnh_config import GTNHConfig
 from gtnh.models.gtnh_release import GTNHRelease
 from gtnh.models.gtnh_version import GTNHVersion
@@ -143,3 +143,6 @@ def add_mmc_meta_data(self, side: Side) -> None:
             archive.writestr(
                 str(self.mmc_archive_root) + "/instance.cfg", MMC_PACK_INSTANCE.format(f"GTNH {self.release.version}")
             )
+            with archive.open(str(self.mmc_archive_root) + "/gtnh_icon.png", "w") as target:
+                with open(MMC_ASSETS_DIR / "gtnh_icon.png", "rb") as icon:
+                    shutil.copyfileobj(icon, target)
diff --git a/src/gtnh/defs.py b/src/gtnh/defs.py
index 94d558fc..7ba6a599 100644
--- a/src/gtnh/defs.py
+++ b/src/gtnh/defs.py
@@ -26,6 +26,9 @@
 RELEASE_README_DIR = RELEASE_DIR / "readmes"
 
 SERVER_ASSETS_DIR = ROOT_DIR / "server_assets"
+CLIENT_ASSETS_DIR = ROOT_DIR / "client_assets"
+
+MMC_ASSETS_DIR = CLIENT_ASSETS_DIR / "multi_poly"
 
 TRANSLATION_DIR = ROOT_DIR / "translations"
 
@@ -90,7 +93,7 @@ class Archive(str, Enum):
 OverrideMemory=false
 OverrideNativeWorkarounds=false
 OverrideWindow=false
-iconKey=default
+iconKey=gtnh_icon
 name={}
 notes=
 """