diff --git a/data/dynos.cpp.h b/data/dynos.cpp.h
index 7446915f..8d8bd82b 100644
--- a/data/dynos.cpp.h
+++ b/data/dynos.cpp.h
@@ -639,6 +639,7 @@ Array<ActorGfx> &DynOS_Gfx_GetActorList();
 Array<PackData *> &DynOS_Gfx_GetPacks();
 #ifdef COOP
 Array<bool> &DynOS_Gfx_GetPacksEnabled();
+void DynOS_Gfx_GeneratePacks(const char* directory);
 #endif
 Array<String> DynOS_Gfx_Init();
 void DynOS_Gfx_Update();
diff --git a/data/dynos_coop.c.h b/data/dynos_coop.c.h
index ddeb6ba4..2b2d0246 100644
--- a/data/dynos_coop.c.h
+++ b/data/dynos_coop.c.h
@@ -13,6 +13,8 @@ const char* dynos_packs_get(s32 index);
 bool dynos_packs_get_enabled(s32 index);
 void dynos_packs_set_enabled(s32 index, bool value);
 
+void dynos_generate_packs(const char* directory);
+
 void dynos_add_actor_custom(const char *modPath, const char* geoName);
 const void* dynos_geolayout_get(const char *name);
 
diff --git a/data/dynos_coop_c.cpp b/data/dynos_coop_c.cpp
index c3a0e6fe..6909153e 100644
--- a/data/dynos_coop_c.cpp
+++ b/data/dynos_coop_c.cpp
@@ -53,6 +53,10 @@ void dynos_packs_set_enabled(s32 index, bool value) {
     DynOS_Gfx_GetPacksEnabled()[index] = value;
 }
 
+void dynos_generate_packs(const char* directory) {
+    DynOS_Gfx_GeneratePacks(directory);
+}
+
 void dynos_add_actor_custom(const char *modPath, const char* geoName) {
     DynOS_Geo_AddActorCustom(modPath, geoName);
 }
diff --git a/data/dynos_gfx_init.cpp b/data/dynos_gfx_init.cpp
index 53a8c1be..a72c3918 100644
--- a/data/dynos_gfx_init.cpp
+++ b/data/dynos_gfx_init.cpp
@@ -15,6 +15,26 @@ Array<bool> &DynOS_Gfx_GetPacksEnabled() {
     static Array<bool> sPacksEnabled;
     return sPacksEnabled;
 }
+
+void DynOS_Gfx_GeneratePacks(const char* directory) {
+    DIR *modsDir = opendir(directory);
+    if (!modsDir) { return; }
+
+    struct dirent *dir = NULL;
+    while ((dir = readdir(modsDir)) != NULL) {
+        // Skip . and ..
+        if (SysPath(dir->d_name) == ".") continue;
+        if (SysPath(dir->d_name) == "..") continue;
+
+        // If pack folder exists, generate bins
+        SysPath _PackFolder = fstring("%s/%s/actors", directory, dir->d_name);
+        if (fs_sys_dir_exists(_PackFolder.c_str())) {
+            DynOS_Gfx_GeneratePack(_PackFolder);
+        }
+    }
+
+    closedir(modsDir);
+}
 #endif
 
 Array<String> DynOS_Gfx_Init() {
diff --git a/data/dynos_gfx_update.cpp b/data/dynos_gfx_update.cpp
index 7c89cd64..9116ebe9 100644
--- a/data/dynos_gfx_update.cpp
+++ b/data/dynos_gfx_update.cpp
@@ -106,6 +106,9 @@ void DynOS_Gfx_Update() {
 #ifdef COOP
         Array<bool> &_Enabled = DynOS_Gfx_GetPacksEnabled();
         const Array<PackData *> &pDynosPacks = DynOS_Gfx_GetPacks();
+        while (_Enabled.Count() < pDynosPacks.Count()) {
+            _Enabled.Add(true);
+        }
 #else
         Array<bool> _Enabled;
         const Array<PackData *> &pDynosPacks = DynOS_Gfx_GetPacks();
diff --git a/data/dynos_misc.cpp b/data/dynos_misc.cpp
index 37c8439d..63adefe9 100644
--- a/data/dynos_misc.cpp
+++ b/data/dynos_misc.cpp
@@ -342,9 +342,13 @@ static Array<Pair<const char*, void *>> sDynosCustomActors;
 
 void DynOS_Geo_AddActorCustom(const SysPath &aPackFolder, const char *aActorName) {
     // check for duplicates
+    bool isUnique = true;
+    s32 foundIndex = -1;
     for (s32 i = 0; i < DynOS_Geo_GetActorCount(); ++i) {
         if (!strcmp(DynOS_Geo_GetActorName(i), aActorName)) {
-            return;
+            isUnique = false;
+            foundIndex = i;
+            break;
         }
     }
 
@@ -354,24 +358,31 @@ void DynOS_Geo_AddActorCustom(const SysPath &aPackFolder, const char *aActorName
 
     GfxData *_GfxData = DynOS_Gfx_LoadFromBinary(aPackFolder, actorName);
     if (!_GfxData) {
+        free(actorName);
         return;
     }
 
     void* geoLayout = (*(_GfxData->mGeoLayouts.end() - 1))->mData;
     if (!geoLayout) {
+        free(actorName);
         return;
     }
 
     // Add to custom actors
     s32 index = DynOS_Geo_GetActorCount();
-    sDynosCustomActors.Add({ actorName, geoLayout });
+    if (isUnique) {
+        sDynosCustomActors.Add({ actorName, geoLayout });
+    } else {
+        index = foundIndex;
+        free(actorName);
+    }
 
     // Alloc and init the actors gfx list
     Array<ActorGfx> &pActorGfxList = DynOS_Gfx_GetActorList();
     pActorGfxList.Resize(DynOS_Geo_GetActorCount());
     pActorGfxList[index].mPackIndex = -1;
     pActorGfxList[index].mGfxData   = _GfxData;
-    pActorGfxList[index].mGraphNode = (GraphNode *) DynOS_Geo_GetGraphNode(DynOS_Geo_GetActorLayout(index), true);
+    pActorGfxList[index].mGraphNode = (GraphNode *) DynOS_Geo_GetGraphNode(geoLayout, true);
 }
 
 s32 DynOS_Geo_GetActorCount() {
diff --git a/src/pc/mods/mods.c b/src/pc/mods/mods.c
index d04b9e35..b882df2d 100644
--- a/src/pc/mods/mods.c
+++ b/src/pc/mods/mods.c
@@ -1,6 +1,7 @@
 #include <unistd.h>
 #include "mods.h"
 #include "mods_utils.h"
+#include "data/dynos_coop.c.h"
 #include "pc/debuglog.h"
 
 #define MOD_DIRECTORY "mods"
@@ -91,6 +92,9 @@ void mods_activate(struct Mods* mods) {
 }
 
 static void mods_load(struct Mods* mods, char* modsBasePath) {
+    // generate bins
+    dynos_generate_packs(modsBasePath);
+
     // sanity check
     if (modsBasePath == NULL) {
         LOG_ERROR("Trying to load from NULL path!");