diff --git a/assets/Ground/normal.png b/assets/Ground/n.png
similarity index 100%
rename from assets/Ground/normal.png
rename to assets/Ground/n.png
diff --git a/assets/Ground/normal.png.import b/assets/Ground/n.png.import
similarity index 72%
rename from assets/Ground/normal.png.import
rename to assets/Ground/n.png.import
index 3b9d619..dd22f9b 100644
--- a/assets/Ground/normal.png.import
+++ b/assets/Ground/n.png.import
@@ -3,15 +3,15 @@
 importer="texture"
 type="CompressedTexture2D"
 uid="uid://bg78j6xxw3ck4"
-path="res://.godot/imported/normal.png-37b1636db5b68b29e796c7291d1e7fb7.ctex"
+path="res://.godot/imported/n.png-e0925980109603d0618d5083d12d13a4.ctex"
 metadata={
 "vram_texture": false
 }
 
 [deps]
 
-source_file="res://assets/Ground/normal.png"
-dest_files=["res://.godot/imported/normal.png-37b1636db5b68b29e796c7291d1e7fb7.ctex"]
+source_file="res://assets/Ground/n.png"
+dest_files=["res://.godot/imported/n.png-e0925980109603d0618d5083d12d13a4.ctex"]
 
 [params]
 
diff --git a/assets/Ground/n_w.png b/assets/Ground/n_w.png
new file mode 100644
index 0000000..d55e0d8
Binary files /dev/null and b/assets/Ground/n_w.png differ
diff --git a/assets/Ground/normal_wueste.png.import b/assets/Ground/n_w.png.import
similarity index 70%
rename from assets/Ground/normal_wueste.png.import
rename to assets/Ground/n_w.png.import
index 6baf075..50d0d39 100644
--- a/assets/Ground/normal_wueste.png.import
+++ b/assets/Ground/n_w.png.import
@@ -3,15 +3,15 @@
 importer="texture"
 type="CompressedTexture2D"
 uid="uid://cthy542lxhe5q"
-path="res://.godot/imported/normal_wueste.png-89ab2ffcf2bef316921cd900939a3c10.ctex"
+path="res://.godot/imported/n_w.png-3366615037638c8fbe0a788e5097fd5c.ctex"
 metadata={
 "vram_texture": false
 }
 
 [deps]
 
-source_file="res://assets/Ground/normal_wueste.png"
-dest_files=["res://.godot/imported/normal_wueste.png-89ab2ffcf2bef316921cd900939a3c10.ctex"]
+source_file="res://assets/Ground/n_w.png"
+dest_files=["res://.godot/imported/n_w.png-3366615037638c8fbe0a788e5097fd5c.ctex"]
 
 [params]
 
diff --git a/assets/Ground/normal_wueste.png b/assets/Ground/normal_wueste.png
deleted file mode 100644
index 6b0ea6d..0000000
Binary files a/assets/Ground/normal_wueste.png and /dev/null differ
diff --git a/assets/Ground/w.png b/assets/Ground/w.png
new file mode 100644
index 0000000..250c6b1
Binary files /dev/null and b/assets/Ground/w.png differ
diff --git a/assets/Ground/wueste.png.import b/assets/Ground/w.png.import
similarity index 72%
rename from assets/Ground/wueste.png.import
rename to assets/Ground/w.png.import
index 5fc235d..ea06935 100644
--- a/assets/Ground/wueste.png.import
+++ b/assets/Ground/w.png.import
@@ -3,15 +3,15 @@
 importer="texture"
 type="CompressedTexture2D"
 uid="uid://bc586lwyvhc0x"
-path="res://.godot/imported/wueste.png-5ab8ec82be959612090d314f1b3048a9.ctex"
+path="res://.godot/imported/w.png-eaecb02b75e3caf6be524da31509ca22.ctex"
 metadata={
 "vram_texture": false
 }
 
 [deps]
 
-source_file="res://assets/Ground/wueste.png"
-dest_files=["res://.godot/imported/wueste.png-5ab8ec82be959612090d314f1b3048a9.ctex"]
+source_file="res://assets/Ground/w.png"
+dest_files=["res://.godot/imported/w.png-eaecb02b75e3caf6be524da31509ca22.ctex"]
 
 [params]
 
diff --git a/assets/Ground/w_n.png b/assets/Ground/w_n.png
new file mode 100644
index 0000000..f030197
Binary files /dev/null and b/assets/Ground/w_n.png differ
diff --git a/assets/Ground/w_n.png.import b/assets/Ground/w_n.png.import
new file mode 100644
index 0000000..6f06ac1
--- /dev/null
+++ b/assets/Ground/w_n.png.import
@@ -0,0 +1,34 @@
+[remap]
+
+importer="texture"
+type="CompressedTexture2D"
+uid="uid://bvel70kpfhdyx"
+path="res://.godot/imported/w_n.png-5b7c970c02b0839cd9da18edab137348.ctex"
+metadata={
+"vram_texture": false
+}
+
+[deps]
+
+source_file="res://assets/Ground/w_n.png"
+dest_files=["res://.godot/imported/w_n.png-5b7c970c02b0839cd9da18edab137348.ctex"]
+
+[params]
+
+compress/mode=0
+compress/high_quality=false
+compress/lossy_quality=0.7
+compress/hdr_compression=1
+compress/normal_map=0
+compress/channel_pack=0
+mipmaps/generate=false
+mipmaps/limit=-1
+roughness/mode=0
+roughness/src_normal=""
+process/fix_alpha_border=true
+process/premult_alpha=false
+process/normal_map_invert_y=false
+process/hdr_as_srgb=false
+process/hdr_clamp_exposure=false
+process/size_limit=0
+detect_3d/compress_to=1
diff --git a/assets/Ground/wueste.png b/assets/Ground/wueste.png
deleted file mode 100644
index 26a9ad1..0000000
Binary files a/assets/Ground/wueste.png and /dev/null differ
diff --git a/code/GUI/gui.gd b/code/GUI/gui.gd
index 551fc3c..68cb39f 100644
--- a/code/GUI/gui.gd
+++ b/code/GUI/gui.gd
@@ -1,6 +1,4 @@
 extends Control
 
-
-# Called when the node enters the scene tree for the first time.
 func _ready() -> void:
 	show()
diff --git a/code/GUI/restartschild.gd b/code/GUI/restartschild.gd
index dd25a18..5ed3392 100644
--- a/code/GUI/restartschild.gd
+++ b/code/GUI/restartschild.gd
@@ -3,7 +3,7 @@ extends TextureRect
 
 # Called when the node enters the scene tree for the first time.
 func _ready() -> void:
-	#global_position.y = -80
+	$AnimationPlayer.play_backwards("out-in")
 	hide()
 	
 func _process(_delta: float) -> void:
@@ -15,7 +15,10 @@ func _on_duck_gameover() -> void:
 	$"../../Audio/GameOver".play()
 	$"../../Audio/Gui-in".play()
 	show()
-	
+	print($"/root/Global".hiscore)
+	if %ScoreContainer.get_score() > $"/root/Global".hiscore:
+		$"/root/Global".write_save()
+
 
 
 func _on_restart_pressed() -> void:
diff --git a/code/global.gd b/code/global.gd
index 550ce79..bd5058e 100644
--- a/code/global.gd
+++ b/code/global.gd
@@ -4,36 +4,43 @@ extends Node
 signal levelup
 signal start
 
+
 var maxspeed = 260
 var speed = 100
 var score = 0
 var gamerunning = false
 
+
 var hiscore
 
 func _ready() -> void:
 	load_save()
 	#write_save()
-
 func load_save():
 	var data : FileAccess
-	if (not FileAccess.file_exists("user://save.json")) or FileAccess.open("user://save.json",FileAccess.READ_WRITE).get_as_text() == "":
-		data = FileAccess.open("user://save.json",FileAccess.WRITE)
-		data.store_string(FileAccess.open("res://code/first_save.json",FileAccess.READ).get_as_text())
+	if (not FileAccess.file_exists("user://save.json")) or (FileAccess.open("user://save.json", FileAccess.READ_WRITE).get_as_text() == ""):
+		data = FileAccess.open("user://save.json", FileAccess.WRITE)
+		data.store_string(FileAccess.open("res://code/first_save.json", FileAccess.READ).get_as_text())
 		data.close()
-	data = FileAccess.open("user://save.json",FileAccess.READ)
-	var contenttext = JSON.parse_string(data.get_as_text())
-	print(contenttext)
-	hiscore = contenttext["hiscore"]
+	data = FileAccess.open("user://save.json", FileAccess.READ)
 	
+	var content_text = JSON.parse_string(data.get_as_text())
+
+	if content_text:
+		print("loaded: ",content_text)
+		hiscore = content_text.get("hiscore", 0)
+	else:
+		print("Failed to parse JSON")
+	data.close()
+
 
 func write_save():
 	var data : FileAccess
 	data = FileAccess.open("user://save.json",FileAccess.WRITE)
-	data.store_string(
-		JSON.stringify(
+	var content = JSON.stringify(
 			{
-				"hiscore":$"/root/Game/Gui/HiscoreContainer/hiscore".get_score()
+				"hiscore":$/root/Game/Gui/ScoreContainer.get_score()
 			}
 		)
-	)
+	print("saved: ",content)
+	data.store_string(content)
diff --git a/code/hiscore.gd b/code/hiscore.gd
index 1705e36..0530526 100644
--- a/code/hiscore.gd
+++ b/code/hiscore.gd
@@ -8,11 +8,6 @@ func _ready() -> void:
 # Called every frame. 'delta' is the elapsed time since the previous frame.
 func _process(delta: float) -> void:
 	pass
-	
-func set_new_hiscore():
-	if int(text) < int(%ScoreContainer/text.text):
-		text = %ScoreContainer/text.text
-	$"/root/Global".write_save()
 
-func get_score():
-	return int(text)
+#func get_score():
+#	return int(text)
diff --git a/code/main.gd b/code/main.gd
index e6bb6cb..05d5f17 100644
--- a/code/main.gd
+++ b/code/main.gd
@@ -1,8 +1,5 @@
 extends Node
 
-var biom_n = preload("res://assets/Ground/normal.png")
-var biom_n_w = preload("res://assets/Ground/normal_wueste.png")
-var biom_w = preload("res://assets/Ground/wueste.png")
 func _ready() -> void:
 	$Screen/Background/Floor/EasterEggFixCollision.disabled = false
 	$Gui/HiscoreContainer.show()
@@ -10,11 +7,11 @@ func _ready() -> void:
 
 func start_game():
 	$Screen/Background/Floor/EasterEggFixCollision.disabled = true
+	$Screen/HindernissSpawner.del_all()
+	$Gui/EastereggSpawner.del_all()
 	$Screen/SpawnTimer.start()
 	$Screen/LevelUpTimer.start()
 	$Screen/Duck.start()
-	$Screen/HindernissSpawner.del_all()
-	$Screen/EastereggSpawner.del_all()
 	$Gui/HiscoreContainer.hide()
 	%ScoreContainer.show()
 	$"/root/Global".gamerunning = true
@@ -35,12 +32,5 @@ func _score() -> void:
 		%ScoreContainer/score.text = str($"/root/Global".score)
 
 func _process(delta):
-	var background_size_x = $Screen/Background/Sprite.texture.get_size().x
-
-	var bla = (background_size_x) + $Screen/Background/Sprite.position.x
-	if $"/root/Global".gamerunning:
-		$Screen/Background/Sprite.position.x -= $"/root/Global".speed*delta
-		if bla <= 0:
-			#$Screen/Background/Sprite.texture =biom_n_w
-			$Screen/Background/Sprite.position.x = 0
+	pass
 	
diff --git a/code/score.gd b/code/score.gd
new file mode 100644
index 0000000..e4d6aea
--- /dev/null
+++ b/code/score.gd
@@ -0,0 +1,14 @@
+extends HBoxContainer
+
+
+# Called when the node enters the scene tree for the first time.
+func _ready() -> void:
+	pass # Replace with function body.
+
+
+# Called every frame. 'delta' is the elapsed time since the previous frame.
+func _process(delta: float) -> void:
+	pass
+
+func get_score():
+	return int($score.text)
diff --git a/scenes/Duck/Duck.gd b/scenes/Duck/Duck.gd
index 2258678..eff2a1b 100644
--- a/scenes/Duck/Duck.gd
+++ b/scenes/Duck/Duck.gd
@@ -14,6 +14,7 @@ func die():
 
 func start():
 	global_position = Vector2(21,91)
+	velocity = Vector2(0,0)
 	alive = true
 	
 func _physics_process(delta: float) -> void:
@@ -25,7 +26,7 @@ func _physics_process(delta: float) -> void:
 	move_and_slide()
 
 func _process(_delta: float) -> void:
-	if position.x < -20:
+	if position.x < 20 or  position.y > 100:
 		if alive:
 			die()
 			
@@ -43,8 +44,9 @@ func _process(_delta: float) -> void:
 			$AnimationPlayer.play("walk")
 
 func _collide_with_hindernis(_body: Node2D) -> void:
-	if alive:
-		die()
+	pass
+	#if alive:
+	#	die()
 
 
 func _color_slider_changed(value) -> void:
diff --git a/scenes/Main.tscn b/scenes/Main.tscn
index bc71e7a..eba4ea7 100644
--- a/scenes/Main.tscn
+++ b/scenes/Main.tscn
@@ -1,10 +1,11 @@
-[gd_scene load_steps=35 format=3 uid="uid://bb5qp5868y5i"]
+[gd_scene load_steps=37 format=3 uid="uid://bb5qp5868y5i"]
 
 [ext_resource type="Script" path="res://code/main.gd" id="1_ar2ah"]
 [ext_resource type="PackedScene" uid="uid://8v5mbbnddorh" path="res://scenes/Duck/Duck.tscn" id="2"]
 [ext_resource type="Texture2D" uid="uid://dgfvf2ta4lc4e" path="res://assets/Ground/stars.png" id="2_ohf2r"]
-[ext_resource type="Texture2D" uid="uid://bg78j6xxw3ck4" path="res://assets/Ground/normal.png" id="3"]
+[ext_resource type="Script" path="res://scenes/ground/spawner/ground_spawner.gd" id="3_va7mo"]
 [ext_resource type="Script" path="res://scenes/hindernis/Spawner/hindernis_spawner.gd" id="4_oc6me"]
+[ext_resource type="PackedScene" uid="uid://cjq8kb0mhjh8r" path="res://scenes/ground/ground.tscn" id="4_tt0te"]
 [ext_resource type="PackedScene" uid="uid://dm307sj4nenjt" path="res://scenes/schild.tscn" id="5_ewtcf"]
 [ext_resource type="Texture2D" uid="uid://do0okfxenx2ci" path="res://assets/GUI/restart button.png" id="6_boo0r"]
 [ext_resource type="Script" path="res://scenes/easteregg/Spawner/easteregg_spawner.gd" id="8_awkaj"]
@@ -24,6 +25,7 @@
 [ext_resource type="AudioStream" uid="uid://bktthpfrs0118" path="res://assets/audio/gui-out.ogg" id="21_frskh"]
 [ext_resource type="FontFile" uid="uid://ddvhypxkj8a1b" path="res://Megamichisfont-small.otf" id="21_uy1pc"]
 [ext_resource type="AudioStream" uid="uid://c4wrtvywao1jn" path="res://assets/audio/duckrun.wav" id="22_ijpe0"]
+[ext_resource type="Script" path="res://code/score.gd" id="22_m4aei"]
 
 [sub_resource type="Animation" id="Animation_n8ktn"]
 length = 0.001
@@ -153,7 +155,6 @@ func _process(delta: float) -> void:
 
 
 func _change_time() -> void:
-	print(day)
 	if day:
 		$\"../AnimationPlayer\".play(\"change_time\")
 		day = not day
@@ -164,10 +165,10 @@ func _change_time() -> void:
 "
 
 [sub_resource type="RectangleShape2D" id="RectangleShape2D_o05as"]
-size = Vector2(4, 15)
+size = Vector2(2, 9.75)
 
 [sub_resource type="RectangleShape2D" id="RectangleShape2D_0a3yj"]
-size = Vector2(361, 8)
+size = Vector2(356.5, 8)
 
 [sub_resource type="StyleBoxEmpty" id="StyleBoxEmpty_jin1w"]
 
@@ -209,7 +210,7 @@ autostart = true
 script = SubResource("GDScript_rkc4w")
 
 [node name="BackgroundRect" type="ColorRect" parent="Screen"]
-offset_right = 1138.0
+offset_right = 1264.0
 offset_bottom = 97.0
 color = Color(0.560784, 0.937255, 0.937255, 1)
 
@@ -220,33 +221,34 @@ modulate = Color(1, 1, 1, 0)
 position = Vector2(130, 50)
 texture = ExtResource("2_ohf2r")
 
-[node name="Sprite" type="TextureRect" parent="Screen/Background"]
-offset_top = 8.0
-offset_right = 1134.0
-offset_bottom = 300.0
-texture = ExtResource("3")
-stretch_mode = 1
+[node name="GroundSpawner" type="Node2D" parent="Screen/Background"]
+position = Vector2(0, 8)
+script = ExtResource("3_va7mo")
+
+[node name="Ground" parent="Screen/Background/GroundSpawner" instance=ExtResource("4_tt0te")]
 
 [node name="Floor" type="StaticBody2D" parent="Screen/Background"]
 
 [node name="EasterEggFixCollision" type="CollisionShape2D" parent="Screen/Background/Floor"]
-position = Vector2(-2, 83)
+visible = false
+position = Vector2(14, 86.875)
 shape = SubResource("RectangleShape2D_o05as")
 
 [node name="CollisionShape2D" type="CollisionShape2D" parent="Screen/Background/Floor"]
-position = Vector2(176, 96)
+position = Vector2(178.25, 96)
 shape = SubResource("RectangleShape2D_0a3yj")
 
-[node name="HindernissSpawner" type="Marker2D" parent="Screen"]
-position = Vector2(446, 92)
-script = ExtResource("4_oc6me")
-
 [node name="Duck" parent="Screen" instance=ExtResource("2")]
 position = Vector2(21, 91)
 
+[node name="HindernissSpawner" type="Marker2D" parent="Screen"]
+position = Vector2(485, 92)
+script = ExtResource("4_oc6me")
+
 [node name="WolkenSpawner" type="Marker2D" parent="Screen"]
-position = Vector2(485, -1)
+position = Vector2(485, 0)
 script = ExtResource("11_x2wm3")
+metadata/_edit_lock_ = true
 
 [node name="LevelUpTimer" type="Timer" parent="Screen"]
 wait_time = 5.0
@@ -257,10 +259,6 @@ wait_time = 1.6
 [node name="WolkenTimer" type="Timer" parent="Screen"]
 autostart = true
 
-[node name="EastereggSpawner" type="Marker2D" parent="Screen"]
-position = Vector2(81, -18)
-script = ExtResource("8_awkaj")
-
 [node name="Gui" type="Control" parent="."]
 layout_mode = 3
 anchors_preset = 15
@@ -269,9 +267,13 @@ anchor_bottom = 1.0
 grow_horizontal = 2
 grow_vertical = 2
 script = ExtResource("8_t3tw7")
+metadata/_edit_lock_ = true
+
+[node name="EastereggSpawner" type="Marker2D" parent="Gui"]
+position = Vector2(81, -18)
+script = ExtResource("8_awkaj")
 
 [node name="HiscoreContainer" type="VBoxContainer" parent="Gui"]
-visible = false
 layout_mode = 1
 offset_left = 1.0
 offset_top = 1.0
@@ -283,7 +285,7 @@ theme_override_constants/separation = 0
 layout_mode = 2
 theme_override_fonts/font = ExtResource("21_uy1pc")
 theme_override_font_sizes/font_size = 8
-text = "Your Hiscore:"
+text = "Your Highscore:"
 
 [node name="hiscore" type="Label" parent="Gui/HiscoreContainer"]
 layout_mode = 2
@@ -292,34 +294,6 @@ theme_override_font_sizes/font_size = 8
 text = "0"
 script = ExtResource("21_5nnhv")
 
-[node name="ScoreContainer" type="HBoxContainer" parent="Gui"]
-unique_name_in_owner = true
-layout_mode = 1
-anchors_preset = 5
-anchor_left = 0.5
-anchor_right = 0.5
-offset_left = -28.0
-offset_top = 17.0
-offset_right = 29.0
-offset_bottom = 24.0
-grow_horizontal = 2
-
-[node name="text" type="Label" parent="Gui/ScoreContainer"]
-layout_mode = 2
-theme_override_fonts/font = ExtResource("21_uy1pc")
-theme_override_font_sizes/font_size = 8
-text = "Score:"
-
-[node name="score" type="Label" parent="Gui/ScoreContainer"]
-layout_mode = 2
-theme_override_fonts/font = ExtResource("21_uy1pc")
-theme_override_font_sizes/font_size = 8
-text = " "
-
-[node name="ScoreCounter" type="Timer" parent="Gui/ScoreContainer/score"]
-wait_time = 0.1
-autostart = true
-
 [node name="Settings" parent="Gui" instance=ExtResource("5_ewtcf")]
 visible = false
 layout_mode = 1
@@ -515,6 +489,35 @@ size_flags_horizontal = 4
 size_flags_vertical = 4
 texture_normal = ExtResource("14_4hepj")
 
+[node name="ScoreContainer" type="HBoxContainer" parent="Gui"]
+unique_name_in_owner = true
+layout_mode = 1
+anchors_preset = 5
+anchor_left = 0.5
+anchor_right = 0.5
+offset_left = -28.0
+offset_top = 17.0
+offset_right = 29.0
+offset_bottom = 24.0
+grow_horizontal = 2
+script = ExtResource("22_m4aei")
+
+[node name="text" type="Label" parent="Gui/ScoreContainer"]
+layout_mode = 2
+theme_override_fonts/font = ExtResource("21_uy1pc")
+theme_override_font_sizes/font_size = 8
+text = "Score:"
+
+[node name="score" type="Label" parent="Gui/ScoreContainer"]
+layout_mode = 2
+theme_override_fonts/font = ExtResource("21_uy1pc")
+theme_override_font_sizes/font_size = 8
+text = " "
+
+[node name="ScoreCounter" type="Timer" parent="Gui/ScoreContainer/score"]
+wait_time = 0.1
+autostart = true
+
 [node name="Audio" type="Node" parent="."]
 
 [node name="Gui-in" type="AudioStreamPlayer" parent="Audio"]
@@ -535,12 +538,12 @@ autoplay = true
 bus = &"Background"
 
 [connection signal="timeout" from="Screen/Day-NightTimer" to="Screen/Day-NightTimer" method="_change_time"]
+[connection signal="screen_entered" from="Screen/Background/GroundSpawner/Ground" to="Screen/Background/GroundSpawner" method="_on_ground_sprite_screen_entered"]
 [connection signal="gameover" from="Screen/Duck" to="Gui/HiscoreContainer/hiscore" method="set_new_hiscore"]
 [connection signal="gameover" from="Screen/Duck" to="Gui/GameOverSchild" method="_on_duck_gameover"]
 [connection signal="timeout" from="Screen/LevelUpTimer" to="." method="_on_level_up_timer_timeout"]
 [connection signal="timeout" from="Screen/SpawnTimer" to="Screen/HindernissSpawner" method="_spawn"]
 [connection signal="timeout" from="Screen/WolkenTimer" to="Screen/WolkenSpawner" method="_spawn"]
-[connection signal="timeout" from="Gui/ScoreContainer/score/ScoreCounter" to="." method="_score"]
 [connection signal="pressed" from="Gui/Settings/BackButton" to="Gui/Settings" method="_on_back_pressed"]
 [connection signal="value_changed" from="Gui/Settings/ColorSlider" to="Screen/Duck" method="_color_slider_changed"]
 [connection signal="value_changed" from="Gui/Settings/VolumeSlider" to="Gui/Settings" method="_volume_slider_changed"]
@@ -548,4 +551,5 @@ bus = &"Background"
 [connection signal="pressed" from="Gui/GameOverSchild/Restart" to="Gui/GameOverSchild" method="_on_restart_pressed"]
 [connection signal="pressed" from="Gui/StartSchild/Start" to="Gui/StartSchild" method="_on_start_pressed"]
 [connection signal="pressed" from="Gui/StartSchild/Settings" to="Gui/StartSchild" method="_on_settings_pressed"]
-[connection signal="pressed" from="Gui/StartSchild/Logo" to="Screen/EastereggSpawner" method="_spawn"]
+[connection signal="pressed" from="Gui/StartSchild/Logo" to="Gui/EastereggSpawner" method="_spawn"]
+[connection signal="timeout" from="Gui/ScoreContainer/score/ScoreCounter" to="." method="_score"]
diff --git a/scenes/Wolke/wolke.gd b/scenes/Wolke/wolke.gd
index 3290bfd..f746c22 100644
--- a/scenes/Wolke/wolke.gd
+++ b/scenes/Wolke/wolke.gd
@@ -9,5 +9,6 @@ func _ready() -> void:
 	frame = randi_range(0,4)
 	self_modulate = Color(1,1,1,randf_range(0,0.5))
 
+
 func _process(delta: float) -> void:
 	global_position.x -= speed * delta
diff --git a/scenes/ground/ground.gd b/scenes/ground/ground.gd
new file mode 100644
index 0000000..b1522b5
--- /dev/null
+++ b/scenes/ground/ground.gd
@@ -0,0 +1,19 @@
+extends Sprite2D
+
+signal screen_entered
+
+var speed: float
+
+func _ready() -> void:
+	pass
+
+func _physics_process(delta: float) -> void:
+	if $"/root/Global".gamerunning:
+		global_position.x -= $"/root/Global".speed*delta
+
+
+func screen_e() -> void:
+	screen_entered.emit()
+
+func screen_exited() -> void:
+	queue_free()
diff --git a/scenes/ground/ground.tscn b/scenes/ground/ground.tscn
new file mode 100644
index 0000000..c253040
--- /dev/null
+++ b/scenes/ground/ground.tscn
@@ -0,0 +1,17 @@
+[gd_scene load_steps=3 format=3 uid="uid://cjq8kb0mhjh8r"]
+
+[ext_resource type="Texture2D" uid="uid://bg78j6xxw3ck4" path="res://assets/Ground/n.png" id="1_ocn3x"]
+[ext_resource type="Script" path="res://scenes/ground/ground.gd" id="2_eg3te"]
+
+[node name="Ground" type="Sprite2D"]
+texture_filter = 1
+texture = ExtResource("1_ocn3x")
+centered = false
+script = ExtResource("2_eg3te")
+
+[node name="VisibleOnScreenNotifier2D" type="VisibleOnScreenNotifier2D" parent="."]
+position = Vector2(399.5, 82.5)
+scale = Vector2(0.05, -0.05)
+
+[connection signal="screen_entered" from="VisibleOnScreenNotifier2D" to="." method="screen_e"]
+[connection signal="screen_exited" from="VisibleOnScreenNotifier2D" to="." method="screen_exited"]
diff --git a/scenes/ground/spawner/ground_spawner.gd b/scenes/ground/spawner/ground_spawner.gd
new file mode 100644
index 0000000..33f4d3d
--- /dev/null
+++ b/scenes/ground/spawner/ground_spawner.gd
@@ -0,0 +1,51 @@
+extends Node2D
+
+var texture_new_sprite : Texture
+
+var biom_n = preload("res://assets/Ground/n.png")
+var biom_n_w = preload("res://assets/Ground/n_w.png")
+var biom_w_n = preload("res://assets/Ground/w_n.png")
+var biom_w = preload("res://assets/Ground/w.png")
+
+var active_biom = "n"
+var passed
+
+
+func probability(prozent):
+	return randf() > 1-(0.01*20) # 20% warscheinlichkeit um biom zu tauschen
+
+func handle_biom_change():
+	if active_biom == "n":
+		if probability(20):
+			active_biom = "n_w"
+	elif active_biom == "n_w":
+		active_biom = "w"
+	elif active_biom == "w":
+		active_biom = "w_n"
+	elif active_biom == "w_n":
+		active_biom = "n"
+	set_biom_texture()
+
+func set_biom_texture():
+	#print("activebiom_s: " + active_biom)
+	if active_biom == "w":
+		texture_new_sprite = biom_w
+	elif active_biom == "n":
+		texture_new_sprite = biom_n
+	elif active_biom == "w_n":
+		texture_new_sprite = biom_w_n
+	elif active_biom == "n_w":
+		texture_new_sprite = biom_n_w
+
+
+func _spawn(last_x_position) -> void:
+	var new_ground = preload("res://scenes/ground/ground.tscn").instantiate()
+	new_ground.texture = texture_new_sprite
+	new_ground.global_position.x = last_x_position+400
+	add_child(new_ground)
+	new_ground.connect("screen_entered",_on_ground_sprite_screen_entered)
+
+
+func _on_ground_sprite_screen_entered() -> void:
+	handle_biom_change()
+	_spawn(get_child(0).position.x)
diff --git a/scenes/hindernis/Spawner/hindernis_spawner.gd b/scenes/hindernis/Spawner/hindernis_spawner.gd
index 2fb7ad3..14e251f 100644
--- a/scenes/hindernis/Spawner/hindernis_spawner.gd
+++ b/scenes/hindernis/Spawner/hindernis_spawner.gd
@@ -13,10 +13,10 @@ func _spawn() -> void:
 	
 	var v1 = 1.5 - (speed / 260)
 	var v2 = 2.0 - (speed / 260)
-	print(str(v1),"   ",str(v2))
+	#print(str(v1),"   ",str(v2))
 	
 	$"../SpawnTimer".wait_time = randf_range(v1,v2)  
-	print("speed: ",speed)
+	#print("speed: ",speed)
 	add_child(hindernis)
 
 func del_all():
diff --git a/scenes/hindernis/hindernis.gd b/scenes/hindernis/hindernis.gd
index 90ff199..d52d5ee 100644
--- a/scenes/hindernis/hindernis.gd
+++ b/scenes/hindernis/hindernis.gd
@@ -9,3 +9,5 @@ func _ready() -> void:
 func _process(delta: float) -> void:
 	speed = $"..".speed
 	global_position.x -= speed*delta
+	if global_position.x < -30:
+		queue_free()