diff --git a/project/assets/models/environment/corner_stones_a.blend b/project/assets/models/environment/corner_stones_a.blend
index e31caf0d..4250fbc8 100644
Binary files a/project/assets/models/environment/corner_stones_a.blend and b/project/assets/models/environment/corner_stones_a.blend differ
diff --git a/project/assets/models/environment/corner_stones_a.blend.import b/project/assets/models/environment/corner_stones_a.blend.import
index 1e2cb633..25957425 100644
--- a/project/assets/models/environment/corner_stones_a.blend.import
+++ b/project/assets/models/environment/corner_stones_a.blend.import
@@ -33,7 +33,7 @@ animation/fps=30
 animation/trimming=false
 animation/remove_immutable_tracks=true
 animation/import_rest_as_RESET=false
-import_script/path=""
+import_script/path="uid://cmispk7fiiqh6"
 materials/extract=0
 materials/extract_format=0
 materials/extract_path=""
diff --git a/project/assets/models/environment/door_2x3.blend b/project/assets/models/environment/door_2x3.blend
index 371a4a4a..89e9b4b2 100644
Binary files a/project/assets/models/environment/door_2x3.blend and b/project/assets/models/environment/door_2x3.blend differ
diff --git a/project/assets/models/environment/door_2x3.blend.import b/project/assets/models/environment/door_2x3.blend.import
index ba35c5e9..dcadd0d4 100644
--- a/project/assets/models/environment/door_2x3.blend.import
+++ b/project/assets/models/environment/door_2x3.blend.import
@@ -33,7 +33,7 @@ animation/fps=30
 animation/trimming=false
 animation/remove_immutable_tracks=true
 animation/import_rest_as_RESET=false
-import_script/path=""
+import_script/path="uid://cmispk7fiiqh6"
 materials/extract=0
 materials/extract_format=0
 materials/extract_path=""
diff --git a/project/assets/models/environment/reinforcement_center.blend b/project/assets/models/environment/reinforcement_center.blend
index db9986db..955b4a42 100644
Binary files a/project/assets/models/environment/reinforcement_center.blend and b/project/assets/models/environment/reinforcement_center.blend differ
diff --git a/project/assets/models/environment/reinforcement_center.blend.import b/project/assets/models/environment/reinforcement_center.blend.import
index 72f4c67f..8f2d833e 100644
--- a/project/assets/models/environment/reinforcement_center.blend.import
+++ b/project/assets/models/environment/reinforcement_center.blend.import
@@ -33,7 +33,7 @@ animation/fps=30
 animation/trimming=false
 animation/remove_immutable_tracks=true
 animation/import_rest_as_RESET=false
-import_script/path=""
+import_script/path="uid://cmispk7fiiqh6"
 materials/extract=0
 materials/extract_format=0
 materials/extract_path=""
diff --git a/project/assets/models/environment/reinforcement_edge.blend b/project/assets/models/environment/reinforcement_edge.blend
index 24bb9788..ffb3fbca 100644
Binary files a/project/assets/models/environment/reinforcement_edge.blend and b/project/assets/models/environment/reinforcement_edge.blend differ
diff --git a/project/assets/models/environment/reinforcement_edge.blend.import b/project/assets/models/environment/reinforcement_edge.blend.import
index cb4e45bd..f7f4c3f2 100644
--- a/project/assets/models/environment/reinforcement_edge.blend.import
+++ b/project/assets/models/environment/reinforcement_edge.blend.import
@@ -33,7 +33,7 @@ animation/fps=30
 animation/trimming=false
 animation/remove_immutable_tracks=true
 animation/import_rest_as_RESET=false
-import_script/path=""
+import_script/path="uid://cmispk7fiiqh6"
 materials/extract=0
 materials/extract_format=0
 materials/extract_path=""
diff --git a/project/assets/models/environment/rolling_gate_left_2x3.blend b/project/assets/models/environment/rolling_gate_left_2x3.blend
index 2e0ac85c..4843cdb8 100644
Binary files a/project/assets/models/environment/rolling_gate_left_2x3.blend and b/project/assets/models/environment/rolling_gate_left_2x3.blend differ
diff --git a/project/assets/models/environment/rolling_gate_left_2x3.blend.import b/project/assets/models/environment/rolling_gate_left_2x3.blend.import
index f2763a64..10b3d458 100644
--- a/project/assets/models/environment/rolling_gate_left_2x3.blend.import
+++ b/project/assets/models/environment/rolling_gate_left_2x3.blend.import
@@ -33,7 +33,7 @@ animation/fps=30
 animation/trimming=false
 animation/remove_immutable_tracks=true
 animation/import_rest_as_RESET=false
-import_script/path=""
+import_script/path="uid://cmispk7fiiqh6"
 materials/extract=0
 materials/extract_format=0
 materials/extract_path=""
diff --git a/project/assets/models/environment/rolling_gate_right_2x3.blend b/project/assets/models/environment/rolling_gate_right_2x3.blend
index 8fa3adc5..7191afb6 100644
Binary files a/project/assets/models/environment/rolling_gate_right_2x3.blend and b/project/assets/models/environment/rolling_gate_right_2x3.blend differ
diff --git a/project/assets/models/environment/rolling_gate_right_2x3.blend.import b/project/assets/models/environment/rolling_gate_right_2x3.blend.import
index 0a000ba0..13315c81 100644
--- a/project/assets/models/environment/rolling_gate_right_2x3.blend.import
+++ b/project/assets/models/environment/rolling_gate_right_2x3.blend.import
@@ -33,7 +33,7 @@ animation/fps=30
 animation/trimming=false
 animation/remove_immutable_tracks=true
 animation/import_rest_as_RESET=false
-import_script/path=""
+import_script/path="uid://cmispk7fiiqh6"
 materials/extract=0
 materials/extract_format=0
 materials/extract_path=""
diff --git a/project/assets/models/environment/roof_half_slope.blend.import b/project/assets/models/environment/roof_half_slope.blend.import
index fd7ae997..e27c182e 100644
--- a/project/assets/models/environment/roof_half_slope.blend.import
+++ b/project/assets/models/environment/roof_half_slope.blend.import
@@ -33,7 +33,7 @@ animation/fps=30
 animation/trimming=false
 animation/remove_immutable_tracks=true
 animation/import_rest_as_RESET=false
-import_script/path=""
+import_script/path="uid://cmispk7fiiqh6"
 materials/extract=0
 materials/extract_format=0
 materials/extract_path=""
diff --git a/project/assets/models/environment/roof_half_slope_bottom.blend b/project/assets/models/environment/roof_half_slope_bottom.blend
index f8eea4a0..1cf8ccb0 100644
Binary files a/project/assets/models/environment/roof_half_slope_bottom.blend and b/project/assets/models/environment/roof_half_slope_bottom.blend differ
diff --git a/project/assets/models/environment/roof_half_slope_bottom.blend.import b/project/assets/models/environment/roof_half_slope_bottom.blend.import
index 2c41e7b4..ecacc14b 100644
--- a/project/assets/models/environment/roof_half_slope_bottom.blend.import
+++ b/project/assets/models/environment/roof_half_slope_bottom.blend.import
@@ -33,7 +33,7 @@ animation/fps=30
 animation/trimming=false
 animation/remove_immutable_tracks=true
 animation/import_rest_as_RESET=false
-import_script/path=""
+import_script/path="uid://cmispk7fiiqh6"
 materials/extract=0
 materials/extract_format=0
 materials/extract_path=""
diff --git a/project/assets/models/environment/roof_half_slope_top.blend b/project/assets/models/environment/roof_half_slope_top.blend
index faf218b6..35b018d4 100644
Binary files a/project/assets/models/environment/roof_half_slope_top.blend and b/project/assets/models/environment/roof_half_slope_top.blend differ
diff --git a/project/assets/models/environment/roof_half_slope_top.blend.import b/project/assets/models/environment/roof_half_slope_top.blend.import
index aa7f8c7c..87bb120d 100644
--- a/project/assets/models/environment/roof_half_slope_top.blend.import
+++ b/project/assets/models/environment/roof_half_slope_top.blend.import
@@ -33,7 +33,7 @@ animation/fps=30
 animation/trimming=false
 animation/remove_immutable_tracks=true
 animation/import_rest_as_RESET=false
-import_script/path=""
+import_script/path="uid://cmispk7fiiqh6"
 materials/extract=0
 materials/extract_format=0
 materials/extract_path=""
diff --git a/project/assets/models/environment/wall_2x1.blend b/project/assets/models/environment/wall_2x1.blend
index 89f4a41b..b749766a 100644
Binary files a/project/assets/models/environment/wall_2x1.blend and b/project/assets/models/environment/wall_2x1.blend differ
diff --git a/project/assets/models/environment/wall_2x1.blend.import b/project/assets/models/environment/wall_2x1.blend.import
index 7dacccad..71de356b 100644
--- a/project/assets/models/environment/wall_2x1.blend.import
+++ b/project/assets/models/environment/wall_2x1.blend.import
@@ -33,7 +33,7 @@ animation/fps=30
 animation/trimming=false
 animation/remove_immutable_tracks=true
 animation/import_rest_as_RESET=false
-import_script/path=""
+import_script/path="uid://cmispk7fiiqh6"
 materials/extract=0
 materials/extract_format=0
 materials/extract_path=""
diff --git a/project/assets/models/environment/wall_2x3.blend.import b/project/assets/models/environment/wall_2x3.blend.import
index d2513b91..1179c18d 100644
--- a/project/assets/models/environment/wall_2x3.blend.import
+++ b/project/assets/models/environment/wall_2x3.blend.import
@@ -33,14 +33,13 @@ animation/fps=30
 animation/trimming=false
 animation/remove_immutable_tracks=true
 animation/import_rest_as_RESET=false
-import_script/path=""
+import_script/path="uid://cmispk7fiiqh6"
 materials/extract=0
 materials/extract_format=0
 materials/extract_path=""
 _subresources={
 "nodes": {
 "PATH:Wall2x3": {
-"generate/physics": true,
 "physics/layer": 3,
 "physics/mask": 3
 }
diff --git a/project/assets/models/environment/wall_top_half_slope.blend b/project/assets/models/environment/wall_top_half_slope.blend
index 8fbdf5b5..ce6d09e0 100644
Binary files a/project/assets/models/environment/wall_top_half_slope.blend and b/project/assets/models/environment/wall_top_half_slope.blend differ
diff --git a/project/assets/models/environment/wall_top_half_slope.blend.import b/project/assets/models/environment/wall_top_half_slope.blend.import
index 6ce682da..4f82ddfc 100644
--- a/project/assets/models/environment/wall_top_half_slope.blend.import
+++ b/project/assets/models/environment/wall_top_half_slope.blend.import
@@ -33,7 +33,7 @@ animation/fps=30
 animation/trimming=false
 animation/remove_immutable_tracks=true
 animation/import_rest_as_RESET=false
-import_script/path=""
+import_script/path="uid://cmispk7fiiqh6"
 materials/extract=0
 materials/extract_format=0
 materials/extract_path=""
diff --git a/project/assets/models/environment/wall_top_half_slope_top.blend b/project/assets/models/environment/wall_top_half_slope_top.blend
index 008fb7d6..13c209f8 100644
Binary files a/project/assets/models/environment/wall_top_half_slope_top.blend and b/project/assets/models/environment/wall_top_half_slope_top.blend differ
diff --git a/project/assets/models/environment/wall_top_half_slope_top.blend.import b/project/assets/models/environment/wall_top_half_slope_top.blend.import
index 0dc7d69e..80fd1a82 100644
--- a/project/assets/models/environment/wall_top_half_slope_top.blend.import
+++ b/project/assets/models/environment/wall_top_half_slope_top.blend.import
@@ -33,7 +33,7 @@ animation/fps=30
 animation/trimming=false
 animation/remove_immutable_tracks=true
 animation/import_rest_as_RESET=false
-import_script/path=""
+import_script/path="uid://cmispk7fiiqh6"
 materials/extract=0
 materials/extract_format=0
 materials/extract_path=""
diff --git a/project/import_scripts/basic_environment_prop.gd b/project/import_scripts/basic_environment_prop.gd
new file mode 100644
index 00000000..28964a7d
--- /dev/null
+++ b/project/import_scripts/basic_environment_prop.gd
@@ -0,0 +1,13 @@
+@tool
+extends EditorScenePostImport
+
+func import_node_recursive(node : Node):
+	if node != null:
+		if node is StaticBody3D:
+			(node as StaticBody3D).collision_layer = 0b11
+		for child in node.get_children():
+			import_node_recursive(child)
+
+func _post_import(scene: Node) -> Object:
+	import_node_recursive(scene)
+	return scene # Return the modified root node when you're done.
diff --git a/project/import_scripts/basic_environment_prop.gd.uid b/project/import_scripts/basic_environment_prop.gd.uid
new file mode 100644
index 00000000..4c73693c
--- /dev/null
+++ b/project/import_scripts/basic_environment_prop.gd.uid
@@ -0,0 +1 @@
+uid://cmispk7fiiqh6