diff --git a/converters/gold_to_gem/gem_converter.tscn b/converters/gold_to_gem/gem_converter.tscn
index 428db43..12fa6f1 100644
--- a/converters/gold_to_gem/gem_converter.tscn
+++ b/converters/gold_to_gem/gem_converter.tscn
@@ -1,25 +1,36 @@
 [gd_scene load_steps=17 format=3 uid="uid://c4ew8x4gch275"]
 
 [ext_resource type="Script" path="res://converters/converter.gd" id="1_f5plk"]
+[ext_resource type="Texture2D" uid="uid://chc8wqc1pclbk" path="res://converters/gold_to_gem/gold_converter_back.png" id="2_icys1"]
+[ext_resource type="Texture2D" uid="uid://dgw5ip5qf5k7a" path="res://converters/gold_to_gem/gold_converter_front_1.png" id="3_n6auo"]
+[ext_resource type="Texture2D" uid="uid://h7hu4paxjq84" path="res://converters/gold_to_gem/gold_converter_front_2.png" id="4_dxxyk"]
+[ext_resource type="Texture2D" uid="uid://dlog0f5nk4b3c" path="res://converters/gold_to_gem/gold_converter_front_3.png" id="5_lnr8u"]
+[ext_resource type="Texture2D" uid="uid://cj5m5k0hr3wmw" path="res://converters/gold_to_gem/gold_converter_front_4.png" id="6_nh41p"]
+[ext_resource type="Texture2D" uid="uid://b5uershakuq20" path="res://converters/gold_to_gem/gold_converter_front_5.png" id="7_jfv3m"]
 [ext_resource type="PackedScene" uid="uid://c5w3b55aiui6c" path="res://collector/collector.tscn" id="7_m34js"]
 [ext_resource type="PackedScene" uid="uid://c67lfbk4gf1ga" path="res://spawner/spawner.tscn" id="8_qwbjp"]
-[ext_resource type="PackedScene" uid="uid://du3005kwybbrh" path="res://entity/coin_gold/coin_gold.tscn" id="10_5hiv4"]
+[ext_resource type="PackedScene" uid="uid://bawprh8kluilq" path="res://entity/gem/gem.tscn" id="9_2ugi1"]
 [ext_resource type="AudioStream" uid="uid://br25ip30mu174" path="res://audio/conversione/mechanic_sound.wav" id="10_f1h6i"]
 [ext_resource type="AudioStream" uid="uid://7tw5efuo3gxj" path="res://audio/conversione/coin_to_coin.wav" id="11_ywwn2"]
 
 [sub_resource type="AtlasTexture" id="AtlasTexture_wy1v3"]
+atlas = ExtResource("3_n6auo")
 region = Rect2(0, 4, 32, 31)
 
 [sub_resource type="AtlasTexture" id="AtlasTexture_2164d"]
+atlas = ExtResource("4_dxxyk")
 region = Rect2(0, 4, 32, 31)
 
 [sub_resource type="AtlasTexture" id="AtlasTexture_i5584"]
+atlas = ExtResource("5_lnr8u")
 region = Rect2(0, 4, 32, 31)
 
 [sub_resource type="AtlasTexture" id="AtlasTexture_qad4c"]
+atlas = ExtResource("6_nh41p")
 region = Rect2(0, 4, 32, 31)
 
 [sub_resource type="AtlasTexture" id="AtlasTexture_600qi"]
+atlas = ExtResource("7_jfv3m")
 region = Rect2(0, 4, 32, 31)
 
 [sub_resource type="SpriteFrames" id="SpriteFrames_4m3dg"]
@@ -58,15 +69,21 @@ size = Vector2(26, 5)
 [sub_resource type="RectangleShape2D" id="RectangleShape2D_jeo5f"]
 size = Vector2(26, 8.83334)
 
-[node name="GemConverter" type="StaticBody2D"]
+[node name="GemConverter" type="StaticBody2D" node_paths=PackedStringArray("sprite_front", "conversion_timer", "sound_working", "sound_complete", "spawner")]
 scale = Vector2(3, 3)
 collision_layer = 8
 collision_mask = 0
 script = ExtResource("1_f5plk")
+sprite_front = NodePath("SpriteFront")
+conversion_timer = NodePath("ConversionTimer")
+sound_working = NodePath("SoundWorking")
+sound_complete = NodePath("SoundComplete")
+spawner = NodePath("Spawner")
 
 [node name="SpriteBack" type="Sprite2D" parent="."]
 z_index = -2
 texture_filter = 1
+texture = ExtResource("2_icys1")
 
 [node name="SpriteFront" type="AnimatedSprite2D" parent="."]
 z_index = 2
@@ -102,7 +119,7 @@ debug_color = Color(0, 0.701961, 0.188235, 0.419608)
 
 [node name="Spawner" parent="." instance=ExtResource("8_qwbjp")]
 position = Vector2(0, 8)
-scene = ExtResource("10_5hiv4")
+scene = ExtResource("9_2ugi1")
 buffer_cap = 1
 spawn_rect = Rect2(-8, 0, 16, 4)
 spawn_rotation_degrees_min = 80.0
diff --git a/converters/item_converter/item_converter.tscn b/converters/item_converter/item_converter.tscn
new file mode 100644
index 0000000..4b97a2e
--- /dev/null
+++ b/converters/item_converter/item_converter.tscn
@@ -0,0 +1,189 @@
+[gd_scene load_steps=33 format=3 uid="uid://ddrhfhebwtq5"]
+
+[ext_resource type="Script" path="res://converters/converter.gd" id="1_qln0a"]
+[ext_resource type="Texture2D" uid="uid://devcho3gaigt0" path="res://converters/item_converter/item_converter_back_1.png" id="2_136t7"]
+[ext_resource type="Texture2D" uid="uid://bq54rpw5jufyd" path="res://converters/item_converter/item_converter_back_2.png" id="3_6gyd6"]
+[ext_resource type="PackedScene" uid="uid://c5w3b55aiui6c" path="res://collector/collector.tscn" id="3_qehi7"]
+[ext_resource type="Texture2D" uid="uid://dsolplf1s7va6" path="res://converters/item_converter/item_converter_back_3.png" id="4_bs7n5"]
+[ext_resource type="PackedScene" uid="uid://c67lfbk4gf1ga" path="res://spawner/spawner.tscn" id="4_ihtl7"]
+[ext_resource type="PackedScene" uid="uid://dme22vvfgme5f" path="res://entity/coin_silver/coin_silver.tscn" id="5_fp5qt"]
+[ext_resource type="Texture2D" uid="uid://c4vpmiwjfvcpy" path="res://converters/item_converter/item_converter_back_4.png" id="5_lk4ym"]
+[ext_resource type="Texture2D" uid="uid://c0kstbgsm65vq" path="res://converters/item_converter/item_converter_back_5.png" id="6_io2km"]
+[ext_resource type="AudioStream" uid="uid://br25ip30mu174" path="res://audio/conversione/mechanic_sound.wav" id="6_w6x4p"]
+[ext_resource type="Texture2D" uid="uid://crnu1x5n33yqu" path="res://converters/item_converter/item_converter_front_1.png" id="7_khayw"]
+[ext_resource type="AudioStream" uid="uid://7tw5efuo3gxj" path="res://audio/conversione/coin_to_coin.wav" id="7_x4ti3"]
+[ext_resource type="Texture2D" uid="uid://b0vkliltyaljc" path="res://converters/item_converter/item_converter_front_2.png" id="8_w6rnl"]
+[ext_resource type="Texture2D" uid="uid://fqerky4lyps8" path="res://converters/item_converter/item_converter_front_3.png" id="9_88mk7"]
+[ext_resource type="Texture2D" uid="uid://bw0jgw0jen4lg" path="res://converters/item_converter/item_converter_front_4.png" id="10_fjv52"]
+[ext_resource type="Texture2D" uid="uid://4tg81ksibacf" path="res://converters/item_converter/item_converter_front_5.png" id="11_cg5dk"]
+
+[sub_resource type="AtlasTexture" id="AtlasTexture_uqtie"]
+atlas = ExtResource("2_136t7")
+region = Rect2(0, 0, 32, 9)
+
+[sub_resource type="AtlasTexture" id="AtlasTexture_aej48"]
+atlas = ExtResource("3_6gyd6")
+region = Rect2(0, 0, 32, 9)
+
+[sub_resource type="AtlasTexture" id="AtlasTexture_tc0dd"]
+atlas = ExtResource("4_bs7n5")
+region = Rect2(0, 0, 32, 9)
+
+[sub_resource type="AtlasTexture" id="AtlasTexture_xunws"]
+atlas = ExtResource("5_lk4ym")
+region = Rect2(0, 0, 32, 9)
+
+[sub_resource type="AtlasTexture" id="AtlasTexture_kf4dp"]
+atlas = ExtResource("6_io2km")
+region = Rect2(0, 0, 32, 9)
+
+[sub_resource type="SpriteFrames" id="SpriteFrames_psnir"]
+animations = [{
+"frames": [{
+"duration": 1.0,
+"texture": SubResource("AtlasTexture_uqtie")
+}, {
+"duration": 1.0,
+"texture": SubResource("AtlasTexture_aej48")
+}, {
+"duration": 1.0,
+"texture": SubResource("AtlasTexture_tc0dd")
+}, {
+"duration": 1.0,
+"texture": SubResource("AtlasTexture_xunws")
+}, {
+"duration": 1.0,
+"texture": SubResource("AtlasTexture_kf4dp")
+}],
+"loop": true,
+"name": &"default",
+"speed": 5.0
+}]
+
+[sub_resource type="AtlasTexture" id="AtlasTexture_qnpyk"]
+atlas = ExtResource("7_khayw")
+region = Rect2(0, 5, 32, 27)
+
+[sub_resource type="AtlasTexture" id="AtlasTexture_m7447"]
+atlas = ExtResource("8_w6rnl")
+region = Rect2(0, 5, 32, 27)
+
+[sub_resource type="AtlasTexture" id="AtlasTexture_5cwul"]
+atlas = ExtResource("9_88mk7")
+region = Rect2(0, 5, 32, 27)
+
+[sub_resource type="AtlasTexture" id="AtlasTexture_ee880"]
+atlas = ExtResource("10_fjv52")
+region = Rect2(0, 5, 32, 27)
+
+[sub_resource type="AtlasTexture" id="AtlasTexture_qs650"]
+atlas = ExtResource("11_cg5dk")
+region = Rect2(0, 5, 32, 27)
+
+[sub_resource type="SpriteFrames" id="SpriteFrames_qqah4"]
+animations = [{
+"frames": [{
+"duration": 1.0,
+"texture": SubResource("AtlasTexture_qnpyk")
+}, {
+"duration": 1.0,
+"texture": SubResource("AtlasTexture_m7447")
+}, {
+"duration": 1.0,
+"texture": SubResource("AtlasTexture_5cwul")
+}, {
+"duration": 1.0,
+"texture": SubResource("AtlasTexture_ee880")
+}, {
+"duration": 1.0,
+"texture": SubResource("AtlasTexture_qs650")
+}],
+"loop": true,
+"name": &"default",
+"speed": 5.0
+}]
+
+[sub_resource type="CapsuleShape2D" id="CapsuleShape2D_aslkt"]
+radius = 1.5
+height = 28.0
+
+[sub_resource type="RectangleShape2D" id="RectangleShape2D_31dtl"]
+size = Vector2(26, 4)
+
+[sub_resource type="RectangleShape2D" id="RectangleShape2D_k11if"]
+size = Vector2(26, 5)
+
+[sub_resource type="RectangleShape2D" id="RectangleShape2D_jeo5f"]
+size = Vector2(26, 8.83334)
+
+[node name="ItemConverter" type="StaticBody2D"]
+scale = Vector2(3, 3)
+script = ExtResource("1_qln0a")
+
+[node name="SpriteBack" type="AnimatedSprite2D" parent="."]
+texture_filter = 1
+position = Vector2(0, -14)
+sprite_frames = SubResource("SpriteFrames_psnir")
+frame_progress = 0.0929807
+
+[node name="SpriteFront" type="AnimatedSprite2D" parent="."]
+texture_filter = 1
+sprite_frames = SubResource("SpriteFrames_qqah4")
+frame_progress = 0.859387
+
+[node name="LeftWall" type="CollisionShape2D" parent="."]
+z_index = 2
+position = Vector2(-14.5, -3)
+shape = SubResource("CapsuleShape2D_aslkt")
+
+[node name="RightWall" type="CollisionShape2D" parent="."]
+z_index = 2
+position = Vector2(14.5, -3)
+shape = SubResource("CapsuleShape2D_aslkt")
+
+[node name="InnerWall" type="CollisionShape2D" parent="."]
+z_index = 3
+position = Vector2(0, 4.5)
+rotation = 3.14159
+shape = SubResource("RectangleShape2D_31dtl")
+
+[node name="Collector" parent="." instance=ExtResource("3_qehi7")]
+z_index = 2
+collecting_types = Array[StringName]([&"Copper"])
+collecting_amount = 10
+
+[node name="CollectShape" type="CollisionShape2D" parent="Collector"]
+shape = SubResource("RectangleShape2D_k11if")
+debug_color = Color(0, 0.701961, 0.188235, 0.419608)
+
+[node name="Spawner" parent="." instance=ExtResource("4_ihtl7")]
+position = Vector2(0, 8)
+scene = ExtResource("5_fp5qt")
+buffer_cap = 1
+spawn_rect = Rect2(-8, 0, 16, 4)
+spawn_rotation_degrees_min = 80.0
+spawn_rotation_degrees_max = 100.0
+overlapping_body_count_limit = 4
+
+[node name="PreventSpawnShape" type="CollisionShape2D" parent="Spawner"]
+z_index = 3
+position = Vector2(0, 3.5)
+shape = SubResource("RectangleShape2D_jeo5f")
+debug_color = Color(0.701961, 0, 0, 0.419608)
+
+[node name="ConversionTimer" type="Timer" parent="."]
+wait_time = 0.5
+one_shot = true
+
+[node name="SoundAbsorb" type="AudioStreamPlayer" parent="."]
+stream = ExtResource("6_w6x4p")
+
+[node name="SoundWorking" type="AudioStreamPlayer" parent="."]
+stream = ExtResource("6_w6x4p")
+
+[node name="SoundComplete" type="AudioStreamPlayer" parent="."]
+stream = ExtResource("7_x4ti3")
+
+[connection signal="collected" from="Collector" to="." method="_on_collector_collected" flags=18]
+[connection signal="goal" from="Collector" to="." method="_on_collector_goal" flags=18]
+[connection signal="timeout" from="ConversionTimer" to="." method="_on_timer_timeout" flags=18]
diff --git a/converters/item_converter/item_converter_back_1.png b/converters/item_converter/item_converter_back_1.png
new file mode 100644
index 0000000..3df3be4
--- /dev/null
+++ b/converters/item_converter/item_converter_back_1.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:9b16d94bef9bf00faaabfb53b8ae2fe0b6185c2fb1aa731cfed04dfd19fe4c56
+size 444
diff --git a/converters/item_converter/item_converter_back_1.png.import b/converters/item_converter/item_converter_back_1.png.import
new file mode 100644
index 0000000..fb4fdb2
--- /dev/null
+++ b/converters/item_converter/item_converter_back_1.png.import
@@ -0,0 +1,34 @@
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+uid="uid://devcho3gaigt0"
+path="res://.godot/imported/item_converter_back_1.png-02fb6c676f39604a12591aa253536bdc.ctex"
+metadata={
+"vram_texture": false
+}
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+dest_files=["res://.godot/imported/item_converter_back_1.png-02fb6c676f39604a12591aa253536bdc.ctex"]
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+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
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+detect_3d/compress_to=1
diff --git a/converters/item_converter/item_converter_back_2.png b/converters/item_converter/item_converter_back_2.png
new file mode 100644
index 0000000..2c3d538
--- /dev/null
+++ b/converters/item_converter/item_converter_back_2.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:aebf62026c8302b09f866a8336612ac173906c9fbfbb75e7348de993948023d6
+size 480
diff --git a/converters/item_converter/item_converter_back_2.png.import b/converters/item_converter/item_converter_back_2.png.import
new file mode 100644
index 0000000..d5b6232
--- /dev/null
+++ b/converters/item_converter/item_converter_back_2.png.import
@@ -0,0 +1,34 @@
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+}
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diff --git a/converters/item_converter/item_converter_back_3.png b/converters/item_converter/item_converter_back_3.png
new file mode 100644
index 0000000..a914b51
--- /dev/null
+++ b/converters/item_converter/item_converter_back_3.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c5017b6eebf29530918a7c362d610f0a50a85effb9004010abe3df1c49901d92
+size 441
diff --git a/converters/item_converter/item_converter_back_3.png.import b/converters/item_converter/item_converter_back_3.png.import
new file mode 100644
index 0000000..d7ef522
--- /dev/null
+++ b/converters/item_converter/item_converter_back_3.png.import
@@ -0,0 +1,34 @@
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+}
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diff --git a/converters/item_converter/item_converter_back_4.png b/converters/item_converter/item_converter_back_4.png
new file mode 100644
index 0000000..9142e87
--- /dev/null
+++ b/converters/item_converter/item_converter_back_4.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:8b2b8d09f5400375c939c0180095c0dace32e45a814eb58ad541049886c1d8bc
+size 452
diff --git a/converters/item_converter/item_converter_back_4.png.import b/converters/item_converter/item_converter_back_4.png.import
new file mode 100644
index 0000000..7f3a43f
--- /dev/null
+++ b/converters/item_converter/item_converter_back_4.png.import
@@ -0,0 +1,34 @@
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+}
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diff --git a/converters/item_converter/item_converter_back_5.png b/converters/item_converter/item_converter_back_5.png
new file mode 100644
index 0000000..f35e58a
--- /dev/null
+++ b/converters/item_converter/item_converter_back_5.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
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+size 457
diff --git a/converters/item_converter/item_converter_back_5.png.import b/converters/item_converter/item_converter_back_5.png.import
new file mode 100644
index 0000000..b1dae29
--- /dev/null
+++ b/converters/item_converter/item_converter_back_5.png.import
@@ -0,0 +1,34 @@
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+
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+type="CompressedTexture2D"
+uid="uid://c0kstbgsm65vq"
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+metadata={
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+}
+
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+dest_files=["res://.godot/imported/item_converter_back_5.png-42bccf2648ac72639c3222e782973419.ctex"]
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diff --git a/converters/item_converter/item_converter_front_1.png b/converters/item_converter/item_converter_front_1.png
new file mode 100644
index 0000000..9588135
--- /dev/null
+++ b/converters/item_converter/item_converter_front_1.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:f1d0ae94edb939f55c6a4a7daf661f57776dc08d8f69e70dc3bff2feac716956
+size 1185
diff --git a/converters/item_converter/item_converter_front_1.png.import b/converters/item_converter/item_converter_front_1.png.import
new file mode 100644
index 0000000..aed1574
--- /dev/null
+++ b/converters/item_converter/item_converter_front_1.png.import
@@ -0,0 +1,34 @@
+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://crnu1x5n33yqu"
+path="res://.godot/imported/item_converter_front_1.png-dd1daf8a9c0a510530b499678f35b24b.ctex"
+metadata={
+"vram_texture": false
+}
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+process/hdr_as_srgb=false
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+detect_3d/compress_to=1
diff --git a/converters/item_converter/item_converter_front_2.png b/converters/item_converter/item_converter_front_2.png
new file mode 100644
index 0000000..1663366
--- /dev/null
+++ b/converters/item_converter/item_converter_front_2.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:3dfe9b7c2acd714cdc26ac5c40fa8046aa2a9f9fcf9d89189a572b4bfe514ede
+size 1214
diff --git a/converters/item_converter/item_converter_front_2.png.import b/converters/item_converter/item_converter_front_2.png.import
new file mode 100644
index 0000000..b41d7fe
--- /dev/null
+++ b/converters/item_converter/item_converter_front_2.png.import
@@ -0,0 +1,34 @@
+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://b0vkliltyaljc"
+path="res://.godot/imported/item_converter_front_2.png-94c58f1e66500054fedc8d146ac34825.ctex"
+metadata={
+"vram_texture": false
+}
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+detect_3d/compress_to=1
diff --git a/converters/item_converter/item_converter_front_3.png b/converters/item_converter/item_converter_front_3.png
new file mode 100644
index 0000000..4a4e0b9
--- /dev/null
+++ b/converters/item_converter/item_converter_front_3.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:6d83cd20b40fb8985d481f7f4454e20ea429773fe2f763701871373523a8e6cf
+size 1314
diff --git a/converters/item_converter/item_converter_front_3.png.import b/converters/item_converter/item_converter_front_3.png.import
new file mode 100644
index 0000000..4599bc0
--- /dev/null
+++ b/converters/item_converter/item_converter_front_3.png.import
@@ -0,0 +1,34 @@
+[remap]
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+importer="texture"
+type="CompressedTexture2D"
+uid="uid://fqerky4lyps8"
+path="res://.godot/imported/item_converter_front_3.png-094b9f361323b52b8091796ebea8ef3c.ctex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
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+dest_files=["res://.godot/imported/item_converter_front_3.png-094b9f361323b52b8091796ebea8ef3c.ctex"]
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+roughness/src_normal=""
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diff --git a/converters/item_converter/item_converter_front_4.png b/converters/item_converter/item_converter_front_4.png
new file mode 100644
index 0000000..0c0e4ed
--- /dev/null
+++ b/converters/item_converter/item_converter_front_4.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c77f3447291d1e30b240871b47d67445c3528d25574cb6e4ae88368865b96734
+size 1163
diff --git a/converters/item_converter/item_converter_front_4.png.import b/converters/item_converter/item_converter_front_4.png.import
new file mode 100644
index 0000000..c1b482f
--- /dev/null
+++ b/converters/item_converter/item_converter_front_4.png.import
@@ -0,0 +1,34 @@
+[remap]
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+type="CompressedTexture2D"
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+path="res://.godot/imported/item_converter_front_4.png-2fe2de3df3bc903bb82ba4c361a76624.ctex"
+metadata={
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+}
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+roughness/src_normal=""
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+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
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diff --git a/converters/item_converter/item_converter_front_5.png b/converters/item_converter/item_converter_front_5.png
new file mode 100644
index 0000000..4e418b7
--- /dev/null
+++ b/converters/item_converter/item_converter_front_5.png
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:c61daba7e813a3773c7db6f576631aecb392611f17b9fc924c6ebfe809f60404
+size 1289
diff --git a/converters/item_converter/item_converter_front_5.png.import b/converters/item_converter/item_converter_front_5.png.import
new file mode 100644
index 0000000..f5e2e0b
--- /dev/null
+++ b/converters/item_converter/item_converter_front_5.png.import
@@ -0,0 +1,34 @@
+[remap]
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+type="CompressedTexture2D"
+uid="uid://4tg81ksibacf"
+path="res://.godot/imported/item_converter_front_5.png-8ae35893cd89f1f98246039909bd75cb.ctex"
+metadata={
+"vram_texture": false
+}
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+[deps]
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+dest_files=["res://.godot/imported/item_converter_front_5.png-8ae35893cd89f1f98246039909bd75cb.ctex"]
+
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+mipmaps/limit=-1
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+roughness/src_normal=""
+process/fix_alpha_border=true
+process/premult_alpha=false
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diff --git a/entity/coin_copper/coin_copper.gd b/entity/coin_copper/coin_copper.gd
index 594d523..c31701b 100644
--- a/entity/coin_copper/coin_copper.gd
+++ b/entity/coin_copper/coin_copper.gd
@@ -1,38 +1,27 @@
 #extends RigidBody2D
 #
+#@export var sound_touch: AudioStreamPlayer
 #
-## Called when the node enters the scene tree for the first time.
-#func _ready():
-#	pass # Replace with function body.
+#var touched=false
+#var was_sleeping: bool = false
 #
+#func set_touched():
+#	touched=true
 #
-## Called every frame. 'delta' is the elapsed time since the previous frame.
-
-
-extends RigidBody2D
-
-@export var sound_touch: AudioStreamPlayer
-
-var touched=false
-var was_sleeping: bool = false
-
-func set_touched():
-	touched=true
-
-func _on_sleeping_state_changed():
-	was_sleeping = true
-
-func _on_body_entered(body):
-	if not was_sleeping:
-		if touched==false and $Timer.is_stopped():
-			#$sound_touch.play()
-			$Timer.start()
-		var other_node=body
-		if other_node.has_method("set_touched"):
-			other_node.set_touched()
-
-func _on_body_exited(body):
-	touched=false
+#func _on_sleeping_state_changed():
+#	was_sleeping = true
+#
+#func _on_body_entered(body):
+#	if not was_sleeping:
+#		if touched==false and $Timer.is_stopped():
+#			#$sound_touch.play()
+#			$Timer.start()
+#		var other_node=body
+#		if other_node.has_method("set_touched"):
+#			other_node.set_touched()
+#
+#func _on_body_exited(body):
+#	touched=false
 
 
 
diff --git a/entity/coin_copper/coin_copper.tscn b/entity/coin_copper/coin_copper.tscn
index 08850eb..750fd34 100644
--- a/entity/coin_copper/coin_copper.tscn
+++ b/entity/coin_copper/coin_copper.tscn
@@ -11,7 +11,7 @@
 [sub_resource type="RectangleShape2D" id="RectangleShape2D_c6byl"]
 size = Vector2(14, 3)
 
-[node name="CoinCopper" type="RigidBody2D" node_paths=PackedStringArray("sound_touch")]
+[node name="CoinCopper" type="RigidBody2D"]
 collision_layer = 5
 collision_mask = 7
 inertia = 1000.0
@@ -22,7 +22,6 @@ contact_monitor = true
 linear_damp = 0.1
 angular_damp = 0.1
 script = ExtResource("2_1r8w3")
-sound_touch = NodePath("sound_touch")
 
 [node name="CollisionShape2D" type="CollisionShape2D" parent="."]
 scale = Vector2(2, 2)
diff --git a/entity/gem/gem.tscn b/entity/gem/gem.tscn
index 9bce7f2..bfa6cf6 100644
--- a/entity/gem/gem.tscn
+++ b/entity/gem/gem.tscn
@@ -24,7 +24,7 @@ linear_damp = 0.1
 angular_damp = 0.1
 
 [node name="CollisionShape2D" type="CollisionShape2D" parent="."]
-scale = Vector2(2, 2)
+scale = Vector2(4, 4)
 shape = SubResource("CapsuleShape2D_jkfas")
 
 [node name="Sprite" type="Sprite2D" parent="CollisionShape2D"]
diff --git a/entity/gem/gemstone.gdshader b/entity/gem/gemstone.gdshader
new file mode 100644
index 0000000..e69de29
diff --git a/entity/item_ring_gems.png b/entity/item_ring_gems.png
index aae980c..b083df3 100644
--- a/entity/item_ring_gems.png
+++ b/entity/item_ring_gems.png
@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:83ae678cf8d64f2dcf6e1e0ce48a7113d1d9c9bbd5cefa91b7d16075b43d3ed7
-size 219
+oid sha256:c8c2e0026cdf0f55fa51e5c4967e36b66241f137fc2638fcaf42e411e44c1297
+size 209