diff --git a/world/main.tscn b/world/main.tscn
index d7facff..b3b02bf 100644
--- a/world/main.tscn
+++ b/world/main.tscn
@@ -4,8 +4,6 @@
 [ext_resource type="PackedScene" uid="uid://bekuuw153mv03" path="res://character/player/player.tscn" id="2_4f7fj"]
 [ext_resource type="Sky" uid="uid://bi632suyifms5" path="res://world/sky/cartoon_sky.tres" id="2_cartoon"]
 [ext_resource type="PackedScene" path="res://world/ocean/sea.tscn" id="3_sea"]
-[ext_resource type="PackedScene" uid="uid://12qonfnowpas" path="res://world/zipline/zipline.tscn" id="6_i1eo7"]
-[ext_resource type="PackedScene" path="res://world/items/carryable_box.tscn" id="7_carrybox"]
 [ext_resource type="PackedScene" uid="uid://44re8f0ce0kc" path="res://world/main2.tscn" id="7_gu74f"]
 
 [sub_resource type="Environment" id="Environment_gu74f"]
@@ -14,14 +12,9 @@ sky = ExtResource("2_cartoon")
 ambient_light_source = 3
 reflected_light_source = 2
 
-[sub_resource type="BoxShape3D" id="BoxShape3D_qnd6n"]
-size = Vector3(4, 0.4, 5.5)
+[sub_resource type="BoxShape3D" id="BoxShape3D_cmo1i"]
 
-[sub_resource type="StandardMaterial3D" id="StandardMaterial3D_op3e8"]
-albedo_color = Color(0.45, 0.31, 0.19, 1)
-
-[sub_resource type="BoxMesh" id="BoxMesh_vid1e"]
-size = Vector3(4, 0.4, 5.5)
+[sub_resource type="BoxMesh" id="BoxMesh_i1eo7"]
 
 [node name="Main" type="Node3D" unique_id=631359418]
 script = ExtResource("1_hyim0")
@@ -43,23 +36,14 @@ environment = SubResource("Environment_gu74f")
 [node name="MultiplayerSpawner" type="MultiplayerSpawner" parent="." unique_id=1020023513]
 spawn_path = NodePath("..")
 
-[node name="LaunchDeck" type="StaticBody3D" parent="." unique_id=1144716368]
-transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, 5.8, -22.8)
-
-[node name="Shape" type="CollisionShape3D" parent="LaunchDeck" unique_id=1332771168]
-shape = SubResource("BoxShape3D_qnd6n")
-
-[node name="Mesh" type="MeshInstance3D" parent="LaunchDeck" unique_id=206374851]
-material_override = SubResource("StandardMaterial3D_op3e8")
-mesh = SubResource("BoxMesh_vid1e")
-
-[node name="Zipline" parent="." unique_id=982324784 instance=ExtResource("6_i1eo7")]
-
-[node name="CarryableBox1" parent="." unique_id=161398026 instance=ExtResource("7_carrybox")]
-transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 2.2, 0.55, -1.6)
-
-[node name="CarryableBox2" parent="." unique_id=293502433 instance=ExtResource("7_carrybox")]
-transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 3, 0.55, -2.4)
-
 [node name="World" parent="." unique_id=332495265 instance=ExtResource("7_gu74f")]
 transform = Transform3D(1, 0, 0, 0, 1, 0, 0, 0, 1, 0, -3.970745, 0)
+
+[node name="RigidBody3D" type="RigidBody3D" parent="." unique_id=1008810927]
+transform = Transform3D(0.1, 0, 0, 0, 0.1, 0, 0, 0, 0.1, 0, 0, 0)
+
+[node name="CollisionShape3D" type="CollisionShape3D" parent="RigidBody3D" unique_id=1173685673]
+shape = SubResource("BoxShape3D_cmo1i")
+
+[node name="MeshInstance3D" type="MeshInstance3D" parent="RigidBody3D" unique_id=751871190]
+mesh = SubResource("BoxMesh_i1eo7")